I need help figuring out the answer to the m2

I Need Help Figuring Out The Answer To The M2

Answers

Answer 1

The area of the composite figure can be solved by separating the figure into 3 portions, which are 2 identical rectangles with one rectangle.

The image of the composite figure will be shown below

Let us sketch out the image of the two identical rectangles

The formula for the area(A) of a rectangle is,

[tex]A=length\times width[/tex]

where,

[tex]\begin{gathered} l=length=5m \\ w=width=2m \end{gathered}[/tex]

Therefore, the area(A1) of the two identical rectangles are

[tex]\begin{gathered} A_1=2\times(5\times2)=2\times5\times2=20m^2 \\ \therefore A_1=20m^2 \end{gathered}[/tex]

Let me sketch the second rectangle

Therefore, the area(A2) will be

[tex]\begin{gathered} A_2=3\times2=6m^2 \\ \therefore A_2=6m^2 \end{gathered}[/tex]

Hence, the area(A) of the composite figure is

[tex]\begin{gathered} A=A_1+A_2=20m^2+6m^2=26m^2 \\ \therefore A=26m^2 \end{gathered}[/tex]

Therefore, the area is

[tex]26m^2[/tex]

I Need Help Figuring Out The Answer To The M2
I Need Help Figuring Out The Answer To The M2
I Need Help Figuring Out The Answer To The M2

Related Questions

Hi can someone please help me out on this drag and drop assignment? I’ll appreciate the help :)

Answers

Answer:

Step-by-step explanation:

1.

circumference of  circular fence = 2πr

π = 3.14

r = radius

radius of circular fence, r= 10 feet

putting the values in the formula,

circumference = 2× 3.14 × 10

        = 62.8 feet

therefore the fencing brad need will be 62.8 feet

2.

  Area of the circular hot tub = πr²

π= 3.14

r = radius

as given in the question,

diameter = 80 inches

we know diameter is equal to half radius so r =  40 inches

putting the values in  the formula,

area = 3.14 × 40× 40

       = 5,024 inches

hence the area of the hot tub is equal to 5,025 inches

3.

  Area of the circular wall clock  = πr²

 π= 3.14

r = radius

as per the question ,

area of 5 inches wall clock = 3.14× 5×5 = 78.5 inches

and area of 6 inches wall clock = 3.14 ×6×6 = 113.04 inches

To find the how much wall space will 6 inches wall clock takes we have to subtract both areas,

area of 6 inches wall clock - area of 5 inches wall clock = 113.04 - 78.5

                                                                                             = 34.54 inches

6 inches wall clock will take 34.54 inches of area more.

4.

  In one rotation tire will cover whole area so to find the diameter we have to put area of circle  equals to area of tire

Area of the circle  = πr²

 π= 3.14

r = radius

as per the question ,

area of the tire =116.18 inches

πr² = 116.18

r=6.08 inches

diameter = 2 × r= 12.16 inches

read more about circle:

https://brainly.com/question/2870743

Charlotte has $6,367 in a savings account. The interest rate is 14%, compounded annually.To the nearest cent, how much will she have in 4 years?

Answers

Solution

Given the savings account, and solve for the interest:

Principal = $6,367

Interest rate = 14%

time = 4years

[tex]A=P(1+\frac{r}{n})^{nt}[/tex]

First, convert R as a percent to r as a decimal

r = R/100

r = 14/100

r = 0.14 rate per year,

Then solve the equation for A

[tex]A=P(1+\frac{r}{n})^{nt}[/tex][tex]\begin{gathered} A=6367(1+\frac{0.14}{1})^{(1)(4)} \\ A=6367(1+0.14)^4 \\ A=10753.61 \end{gathered}[/tex]

A = $10,753.61

Therefore the correct answer is $10,753.61 (nearest cent)

Draw the image of the figure under thegiven transformation.5. 180° rotation6.reflection across the x-axis7. (X,y) - (x - 4, y + 1)8. reflection across the y-axis

Answers

To obtain the 180° rotation, obtain the (-x,-y) coordinates of the given (x,y) coordinates.

The given coordinates of the points are as follows.

[tex]A(3,0),B(1,4),C(5,3)[/tex]

Thus, the new coordinates will be as follows.

[tex]A^{\prime}(-3,0),B^{\prime}(-1,-4),C^{\prime}(-5,-3)[/tex]

Plot the coordinates in a Cartesian coordinate system and then connect the points.

Find the degree of the polynomial f(x) = x6 + x2 + 5x.A.5B.6C.-5D.-6

Answers

[tex]f(x)=x^6+x^2+5x[/tex]

To find the degree of a polynomial identify the greater exponent, that is the degree of the polynomial.

In the given polynomial the greater exponent is 6, then it is degree 6Answer: 6

Krystals a Jewelry business. At a craft market, she boys and sell the bracelets she makes each week The graph below shows her weekly profit from bracelet sales 20 What is the amount of profit, per bracelet?

Answers

To find the amount of profit per bracelet we need to find the slope of the line. The slope is given by:

[tex]m=\frac{y_2-y_1}{x_2-x_1}[/tex]

To find this slope we need two points on the line (whichever points we like). From the graph we select the points

Can you help me answer a, b and c please?

Answers

Answer

a)

[tex]B=B_{0}(1+\frac{a}{12})^{t}[/tex]

b)

[tex]B=B_{0}(1+\frac{25}{3}a)^{t}[/tex]

c)

[tex]B=B_0(1+\frac{25}{3}a)^{12y}[/tex]

Explanation

We're given the function:

[tex]B=B_0(1+r)^t[/tex]

To represent the equation with the data given in the problem, we need to solve the three parts of this problem.

The part a ask us to write the expression in terms of annual percentage rate (APR) in decimal. If we call "a" the APR in decimal, then the monthly rate is the APR divided in 12:

[tex]r=\frac{a}{12}[/tex]

Now we can rewrite the balance equation in terms of the initial investment, the number of months and the APR:

[tex]B=B_0(1+\frac{a}{12})^t[/tex]

In part b, we need to write the balance equation using the APR as percentage. The APR as decimal is equal to the APR in percentage divided by 100. If we call A the APR in percentage:

[tex]a=\frac{A}{100}[/tex]

Now we replace this value in the balance equation we got in part a:

[tex]B=B_0(1+\frac{100a}{12})^t[/tex]

Then simplify:

[tex]B=B_0(1+\frac{25}{3}a)^t[/tex]

That's the answer to b.

In part c, we need to write the balance equation with the time in years. Since 1 year has 12 months, if we call the number of months t, and the number of years y:

[tex]t=12y[/tex]

Then:

[tex]B=B_0(1+\frac{25}{3}a)^{12y}[/tex]

And this is the answer to c.

What linear equation represents the graph of a horizontal line, parallel to the Z-axis, that travels through the point (0,4)? Use the grid or a piece of paper if needed.

Answers

Problem

What linear equation represents the graph of a horizontal line, parallel to the Z-axis, that travels through the point (0,4)? Use the grid or a piece of paper if needed. ​

Solution

for this case the general equation of a plane is given by:

A(x-xo) + B(y-yo) + C(z-zo)=0

C=0 for this case

A(x-xo) + B(y-yo) =0

And for this case one possible answer would be:

y=4

#32 At 10am, a green car leaves a house at a rate of 60 mph. At the same time, a blue carleaves the same house at a rate of 50 mph in the opposite direction. At what time will the carsbe 330 miles apart?#3b. Two bicyclists ride in the same direction. The first bicyclist rides at a speed of 8 mph.One hour later, the second bicyclist leaves and rides at a speed of 12 mph. How long will thesecond bicyclist have traveled when they catch up to the first bicyclist?

Answers

[tex]\begin{gathered} the\text{ time for }car\text{ aparts to each other,} \\ t=\frac{330}{60+50} \\ t=\frac{330}{110} \\ t=3\text{ Hr} \end{gathered}[/tex]

Which of these expressions represents the product of an irrational number and a rational number being irrational?

Answers

ANSWER

Option B

EXPLANATION

We want to find which of the expressions is in the form:

Irrational number * Rational number = Irrational Number

An irrational number is a number that cannot be expressed as a ratio or fraction of two integers, such as pi or roots.

Options A and C cannot be correct because they each have two irrational numbers multiplying one another.

Simplifying Option D, we have:

[tex]\begin{gathered} 3\cdot\text{ }\sqrt[]{9} \\ \Rightarrow\text{ 3 }\cdot\text{ 3} \\ =\text{ 9 } \end{gathered}[/tex]

The correct option is B, because:

[tex]\begin{gathered} \frac{1}{4}\cdot\text{ }\sqrt[]{44} \\ \frac{1}{4}\cdot\text{ }\sqrt[]{4\cdot\text{ 11}} \\ \frac{1}{4}\cdot\text{ 2 }\cdot\text{ }\sqrt[]{11} \\ \frac{1}{2}\sqrt[]{11} \end{gathered}[/tex]

That is an irrational number that is a product of a rational number and an irrational number.

Therefore, the answer is Option B.

Suppose you found a CD that pays 2.1% interest compounded monthly for 6 years. If you deposit $12,000 now, how much will you have in the account in 6 years? (Rounded to the nearest cent.) What was the interest earned? Now suppose that you would like to have $20,000 in the account in 6 years. How much would you need to deposit now?

Answers

The interest earned is the difference between the initial amount that was deposited in the bank and the amount that is in the account after six years.

[tex]\begin{gathered} A\text{ = 12000\lparen1+}\frac{2.1\%}{12})^{6*12} \\ This\text{ is from the compound interest formula.} \\ A\text{ = 13609.89} \end{gathered}[/tex]

Amount in the account: $13609.89

The interest earned is therefore: 13609.89 - 12000 = $1609.89

[tex]\begin{gathered} 20000\text{ = P\lparen1+}\frac{2.1\%}{12})^6*12 \\ 17634.24\text{ = P} \end{gathered}[/tex]

To earn $20000 in six years he should invest $17634.24.

find the missing side. triangle trig

Answers

Answer:

see below; round to the correct number of digits (I couldn't see this part)

Step-by-step explanation:

cos(28°) = x / 14

x = 14cos(28°)  ⇒  calculator

x ≈ 12.3612663

Answer:

x ≈ 12.36

Step-by-step explanation:

using the cosine ratio in the right triangle

cos28° = [tex]\frac{adjacent}{hypotenuse}[/tex] = [tex]\frac{x}{14}[/tex] ( multiply both sides by 14 )

14 × cos28° = x , that is

x≈ 12.36 ( to 2 dec. places )

-4x - 3 = -11x + 16

Answers

Solving an equationInitial explanation

We want to find which value must have x, so this equation is true:

-4x - 3 = -11x + 16

In order to solve the equation for x, we want to "leave it alone" on one side of the equation.

In order to do that we just have to remember one simple rule:

Finding x

Step 1- taking all the terms with x to one side

We are going to take all the terms with x to the left side:

-4x - 3 = -11x + 16

↓ adding 11x both sides

11 x - 4x - 3 = 11x -11x + 16

↓ since 11x - 4x = 7x (left) and 11x - 11x = 0 (right)

7x - 3 = 0 + 16

7x - 3 = 16

Step 2- taking all the numbers to the other side

7x - 3 =16

↓ adding 3 both sides

7x - 3 + 3 = 16 + 3

↓ since -3 + 3 = 0 (left) and 16 + 3 = 19 (right)

7x + 0 = 19

7x = 19

Step 3- leaving x alone on the left side

7x = 19

↓ dividing 7 both sides

7x/7 = 19/7

↓ since 7x/7 = x (left) and 19/7 ≅ 2.7

x ≅ 2.7

Answer: x = 19/7 ≅ 2.7

I purchased a subscription to Brainly, but I can't figure out how to use it. I've snapped pictures of the questions, I snapped pictures of the problems. neither works. I get no answers. I can't type in a problem with numerous exponents. I don't know what to do. Can you help?

Answers

Given the functions:

[tex]\begin{gathered} f(x)=3x^{\frac{1}{2}} \\ \\ g(x)=2x^{-\frac{1}{4}} \\ \\ h(x)=6x^{\frac{1}{4}}^{} \end{gathered}[/tex]

Let's solve for h[f(g(x))].

To solve this function operation, let's solve in parts.

First step is to find f(g(x)).

We have:

[tex]undefined[/tex]

What is the slope of the linear function given the following table?
х у-3. 6 -2. 51/3-1. 42/30. 43. 2Help please !

Answers

Let's use two points of the table:

[tex]\begin{gathered} (x1,y1)=(-1,3) \\ (x2,y2)=(0,1) \end{gathered}[/tex]

Let's find the slope using the following formula:

[tex]m=\frac{y2-y1}{x2-x1}=\frac{1-3}{0-(-1)}=-\frac{2}{1}=-2[/tex]

Using the point-slope equation:

[tex]\begin{gathered} y-y1=m(x-x1) \\ y-3=-2(x+1) \\ y-3=-2x-2 \\ y=-2x+1 \end{gathered}[/tex]

-------------------------------------------------

For the 2nd table:

[tex]\begin{gathered} (x1,y1)=(-3,6) \\ (x2,y2)=(0,4) \end{gathered}[/tex]

Let's find the slope:

[tex]m=\frac{4-6}{0-(-3)}=-\frac{2}{3}[/tex]

Using the point-slope equation:

[tex]\begin{gathered} y-y1=m(x-x1) \\ y-6=-\frac{2}{3}(x+3) \\ y-6=-\frac{2}{3}x-2 \\ y=-\frac{2}{3}x+4 \end{gathered}[/tex]

What is the missing exponent?w^3 x w^? = w^-6

Answers

Let the missing exponent be a,

[tex]w^3\times w^a=w^{-6}[/tex]

From the law of indices stated below which satisfies the above equation,

[tex]\begin{gathered} x^a\times x^b=x^{a+b} \\ \text{relating the equation to the formula,} \\ w^3\times w^a=w^{-6} \\ w^{3+a}_{}=w^{-6} \\ \text{solving the exponents,} \\ 3+a=-6 \\ \text{Collect like terms} \\ a=-6-3 \\ a=-9 \end{gathered}[/tex]

Hence, the missing exponent a is -9.

1. Determine the domain and range of the quadratic function shown in the graph and represent the domainand range using inequalities.

Answers

Domain: [ -5 , 4.5 )

Range: ( -7 , 6 ]

Using inequalities:

[tex]\text{Domain: }\lbrace-5\leq x<4.5\}[/tex][tex]\text{Range: }\mleft\lbrace-7

an object is thrown down from the top of a building. A height function for the object is given by the equation h=16(8+ t ) (5 - t) where T is the number of seconds elapsed since the object was thrown and H is the height of the object above the ground ( in feet). explain how to reason about the structure of the equation to determine when the object will hit the ground

Answers

The height is a function of the time, given by the following equation:

h(t) = 16(8+t)(5-t)

The object hits the ground when h(t) = 0. So

16(8 + t)(5 - t) = 0

This means that:

8 + t = 0 or 5 - t = 0

8 + t = 0

t = -8

We cannot have negative values for t.

5 - t = 0

-t = -5 *(-1)

t = 5

The object hits the ground when t = 5, which was easy to find since the equation was already factored by it's roots.

-47 > 1 - 8x ≥ -63????

Answers

Answer:

6<x<8

Step-by-step explanation:

−47>−8x+1>−63 (Simplify all parts of the inequality)

−47+−1>−8x+1+−1>−63+−1 (Add -1 to all parts)

−48>−8x>−64

−48/−8 > −8x/−8 > −64/−8 (Divide all parts by -8)

and the answer would be: 6<x<8

which of these choices show a pair of equivalent expressions? Check all that apply. A. 5^2/3 and (sq rt. 5)^3 B. (4 sq rt. 81)^7 C. 7^ 5/7 and (sq rt. 7)^5 D. 6 ^7/2 and (sq rt. 6)^7

Answers

SOLUTIONS

Which of these expression shows a pair of equivalent expressions:

Option A is wrong:

[tex]\begin{gathered} 5^{\frac{2}{3}}=(\sqrt{5})^3 \\ \sqrt[3]{\sqrt{5})^2}=(\sqrt{5})^3 \end{gathered}[/tex][tex]\begin{gathered} \sqrt[4]{81)^7}=81^{\frac{7}{4}} \\ \sqrt[4]{81^7}=\sqrt[4]{81^7} \end{gathered}[/tex]

Option B is correct

Option C is wrong

[tex][/tex]

a cylindrical container with an 8 in. diameter and an 2 in. height is completely filled with water. all of its contents are poured into another cylindrical container that is 32 in. tall. if the water completely fills the second container, the second container's diameter is ___ in.

Answers

Volume of a cylinder: π r^2 h

Where:

r = radius

h= height

Calculate the volume of the first cylindrical container:

radius = diameter/2

Volume = π (8/2)^2 (2) = 100.5 in3

Second container

Volume = 100.5

heigth = 32 in

100.5 = π r^2 32

Solve for r

100.5/ (π 32 ) = r^2

1 = r^2

√1 = r

r=1

Diameter = 2 r = 2 (1) = 2 in

What is the area of this trapezoid? 13 ft Enter your answer in the box. 16 ft ft2 31 ft

Answers

The area of a trapezoid is given as

[tex]A=\frac{1}{2}(a+b)h[/tex]

From the given trapezoid

[tex]a=13ft,b=31ft,h=16ft[/tex]

Substitute the values of a, b, and h into the equation

This gives

[tex]A=\frac{1}{2}(13+31)\times16[/tex]

Calculate the value of A

[tex]\begin{gathered} A=\frac{1}{2}(44)\times16 \\ A=44\times8 \\ A=352 \end{gathered}[/tex]

Therefore the area of the trapezoid is

[tex]352ft^2[/tex]

Answer:

Your answer would be 352ft²

Step-by-step explanation:

I took the test and got 100%

Find the slope of the line in simplest form

Answers

it should be 5/4 i could be wrong tho

Answer:

[tex]\boxed{\sf \sf Slope(m)=-\cfrac{5}{4}}[/tex]

Step-by-step explanation:

To find the slope between two points we'll use the slope formula:-

[tex]\boxed{\bf \mathrm{Slope}=\cfrac{y_2-y_1}{x_2-x_1}}[/tex]

Given points:-

(-3, 1)(1, -4)

[tex]\sf \left(x_1,\:y_1\right)=\left(-3,\:1\right)[/tex]

[tex]\sf \left(x_2,\:y_2\right)=\left(1,\:-4\right)[/tex]

[tex]\sf m=\cfrac{-4-1}{1-\left(-3\right)}[/tex]

[tex]\sf m=-\cfrac{5}{4}[/tex]

Therefore, the slope of the line is -5/4!

____________________

Hope this helps!
Have a great day!

A high school has 52 players on the football team. The summary of the players weight is given in the box plot approximately what is the percentage of players weighing less than or equal to 194 pounds

Answers

Explanation

We are given the box plot below:

We are required to determine the percentage of players weighing less than or equal to 194 pounds.

We know that a box plot interprets as follows:

Therefore, we have:

[tex]Q_1=194[/tex]

Also, we know that:

[tex]Q_1=\frac{1}{4}\text{ }of\text{ }100\%=25\%[/tex]

Hence, the percentage of players weighing less than or equal to 194 pounds is:

[tex]\begin{equation*} 25\% \end{equation*}[/tex]

Use the Factor Theorem to find all real zeros for the given polynomial function and one factor. (Enter your answers as a comma-separated list.)f(x) = 4x3 − 19x2 + 29x − 14; x − 1

Answers

Given:

The polynomial and one factor

[tex]f(x)=4x^3-19x^2+29x-14[/tex]

Required:

Use the Factor Theorem to find all real zeros for the given polynomial function and one factor.

Explanation:

We have one factor, we will us that

[tex]\begin{gathered} =\frac{4x^3-19x^2+29x-14}{x-1} \\ \text{ It can be written as } \\ =(x-1)(4x^2-15x+14) \\ \text{ So, roots are} \\ =1,2,\frac{7}{4} \end{gathered}[/tex]

Answer:

answered the question.

To get around a small pond, a local electrical utility must lay two sections of underground cable that are 371 m and 440 m long. The two sections meet at an angle of 145°. How much extra cable is needed due to going around the pond?

Answers

Explanation

If the cable could went through the pond there would be only one straight section conecting the two points. If we draw this new section in the picture we'll form a triangle:

In order to find how much extra cable is needed because of the pond we must find the length of the imaginary cable that connects the points through the dot, for this length we are going to use x.

The cosine rule will help as find it. Let's assume that we have a triangle with an angle A which has an opposite side with a length a and the lengths of the other two sides are b and c. Then the cosine rule states the following:

[tex]a^2=b^2+c^2-2bc\cos A[/tex]

We can apply this to our triangle. The 145° angle that we know is A, its opposite side a is x and the remaining sides b and c are the two cable sections of 371 m and 440 m. Then we get:

[tex]\begin{gathered} x^2=371^2+440^2-2\cdot371\cdot440\cdot\cos145^{\circ} \\ x^2=598677.7594 \end{gathered}[/tex]

Then we apply a square root to both sides of this equation:

[tex]\begin{gathered} \sqrt{x^2}=\sqrt{598677.7594} \\ x=773.74 \end{gathered}[/tex]

So without the pond the length of the cable would have been of 773.74 m. In order to find the amount of extra cable needed we must take the total length of both sections and substract 773.74 m from it. Then we get:

[tex]371+440-773.74=37.26[/tex]Answer

Then the answer is 37.26m.

Professional athletes are some of the highest paid people in the world. The average major league baseball player's salary has climbed from $1,998,000 in 2000 to $2,866,500 in 2006

Answers

Answer:

[tex]L(y)=144750y+1998000[/tex]

The slope means that each year the average professional baseball player's salary increased by $144,750 for every year after 2000.

The y-intercept means that in year 0 (2000) the average professional baseball player's salary was $1,998,000

The predicted average salary in 2007 is $3,011,250

(b)

[tex]E(y)=1998000\cdot1.062^y[/tex]

The initial value represents the average professional baseball player's salary in year 0 (2000), which was $1,998,000.

The growth factor means that the rate of change increases each year by 1.062 times the previous year's increase.

The predicted average salary in 2007 is $3,044,233.94

Explanation:

The problem gives us two pieces of information:

In year 2000, we call t = 0, the average salary was $1,998,000

In year 2006, we call t = 6, the average salary was $2,866,500

If we want to make a function of the average salary variation over the years, we have two points that must lie in the equation of that function:

(0, 1998000) and (6, 2866500)

For (a) we need to assume that is linear growth. The equation of a line is:

[tex]y=mx+b[/tex]

Where:

m is the slope

b is the y-intercept. In this case, since we established the year 2000 as t = 0, b = 1998000

Given two points P and Q, we can find the slope by the formula:

[tex]\begin{gathered} \begin{cases}P=(x_P,y_P){} \\ Q=(x_Q,y_Q)\end{cases} \\ . \\ m=\frac{y_Q-y_P}{x_Q-x_P} \end{gathered}[/tex]

Then, if we call:

P = (0, 1998000)

Q = (6, 2866500)

[tex]m=\frac{2866500-1998000}{6-0}=\frac{868500}{6}=144750[/tex]

Thus, the equation of the linear growth model is:

[tex]L(t)=144750t+1998000[/tex]

Now, we can use this to find a prediction for 2007. 2007 is 7 years since 2000; thus t = 7

[tex]L(7)=144750\cdot7+1998000=1013250+1998000=3011250[/tex]

In (b) we assume an exponential growth. The formula for the exponential growth is:

[tex]y=a(1+r)^t[/tex]

Where:

a is the initial value. In this case, the average salary in 2000, $1,998,000

r is the ratio of growth. We need to find this value

t is the time in years

Then, we can use the point (6, 2866500), and the fact that a = 1998000:

[tex]2866500=1998000(1+r)^6[/tex]

And solve:

[tex]\begin{gathered} \frac{2866500}{199800}=(1+r)^6 \\ . \\ \sqrt[6]{\frac{637}{444}}=1+r \\ . \\ 1.062=1+r \end{gathered}[/tex]

We call the term "1 + r" growth factor.

Now, we can write the formula:

[tex]E(t)=1998000\cdot1.062^t[/tex]

To find a prediction of the average salary in 2007, we use the function and t = 7:

[tex]E(7)=1998000\cdot1.062^7=1998000\cdot1.5236=3044233.937[/tex]

3The number of hours that the employees at the local Fry's grocery store worked last week is normallydistributed with a mean of 28 hours and a standard deviation of 4. What percentage of employees workedbetween 24 and 36 hours?Answer:

Answers

We can solve this question by using the fact that a normal distribution is symmetric and using the empirical rules. The empirical rules are

• 68% of the data falls within one standard deviation of the mean.

• 95% of the data falls within two standard deviations of the mean.

• 99.7% of the data falls within three standard deviations of the mean.

In our problem, the mean is 28 and the standard deviation is equal to 4. Our interval is 24(one standard deviation below the mean) and 36(2 standard deviations above the mean)

[tex](24,36)=(28-4,28+8)=(28-\sigma,28+2\sigma)[/tex]

Our area is the area that falls within one standard deviation of the mean plus the area between one standard deviation and two on the positive side. The first area is 68% of the data, and the second area we can calculate using the fact that a bell curve is symmetric. Since 68% of data falls within one standard deviation and 95% of the data falls within two standard deviations of the mean, the difference between them represents the data that falls between one standard deviation and two standard deviation.

[tex]95-68=27[/tex]

Since the distribution is symmetric, the data that falls between one standard deviation and two standard deviation on the positive side is half of this value.

[tex]\frac{27}{2}=13.5[/tex]

Now, we just add this value to 68% and we're going to have our answer.

[tex]68+13.5=81.5[/tex]

The percentage of employees worked between 24 and 36 hours is 81.5%.

Natalie bought a tank for her pet fish. She is measuring how much water will fill the tank.Which measurement will best help Natalie determine how much water will fill the tank?O Natalie should measure the area of the fish tank in square units.O Natalie should measure the area of the fish tank in cubic units.O Natalie should measure the volume of the fish tank in square units.O Natalie should measure the volume of the fish tank in cubic units.

Answers

Answer:

Natalie should measure the volume of the fish tank in cubic units.

Explanation:

The measure of the area is in square units and the measure of the volume is in cubic units.

The area gives you the measure of a plane surface and the volume gives you how much space a solid occupies

So, the measurement that will best help Natalie is the volume of the fish tank in cubic units.

simplifyx^-1 X (y^-8 X z^5)^3------------------------------x^-4 X y^-3 X z^6

Answers

Given:

[tex]\frac{x^{-1}\left(y^{-8}z^5\right)^3}{x^{-4}y^{-3}z^6}[/tex]

Simplify:

[tex]\frac{x^{-1}y^{-24}z^{15}}{x^{-4}y^{-3}z^6}[/tex]

And:

[tex]x^{-1-(-4)}y^{-24-(-3)}z^{15-6}=x^3y^{-21}z^9[/tex]

Re order:

[tex]\frac{x^3z^9}{y^{21}}[/tex]

Answer:

[tex]\frac{x^{3}z^{9}}{y^{21}}[/tex]

write a part to part and a part to whole ratio for each problem situation of the 31 students surveyed 19 prefer white bread and the remaining students prefer wheat bread

Answers

Total number of students = 31

19 prefer white bread

31 - 19 prefer wheat bread ==> 31- 19 = 12 prefer wheat bread

Relations:

Part to part:

Relation between the number of students that prefer wheat bread to the number of students that prefer white bread:

Ratio: 12/19

Part to part:

Relation between the number of students that prefer white bread to the number of students that prefer white bread:

Ratio: 19/12

Part to whole:

Relation between the number of students that prefer wheat bread to the total number of students:

Ratio: 12/31

Part to whole:

Relation between the number of students that prefer white bread to the total number of students:

Ratio: 19/31

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