b) Assume that 80 persons die, and 250 babies are born around the world each minute. how many more/fewer humans do you expect there to be on Earth at the end of 2021? Show your work. (population growth rate=birth rate – death rate (assuming zero migration)).

Answers

Answer 1

Answer:

ratio 80:250

Step-by-step explanation:

there will be less people than babies


Related Questions

The table represents an exponential function.
What is the multiplicative rate of change of the
function?
х
1
2
y
2
2
5
2
25
2
125
3
4
02
05

Answers

Answer:

1/5

Step-by-step explanation:

correct on edg :)

An exponential function is a nonlinear function

The multiplicative rate of change of the function is 1/5

From the table, we have the following ordered pairs

(x,y) = (1,2) and (2,2/5)

Divide the y values, to calculate the rate (r)

[tex]r = \frac 25 \div 2[/tex]

This gives

[tex]r = \frac 15[/tex]

Hence, the multiplicative rate of change of the function is 1/5

Read more about exponential functions at:

https://brainly.com/question/11464095

A study found that soda sales increase in stores located in neighborhoods that have banned soda sales in schools which best
describes how such a study would be designed as an observational study?

Answers

Answer:

Step-by-step explanation:

No attempt is made to influence anything - just ask questions and record the responses. By definition, An observational study measures the characteristics of a population by studying individuals in a sample, but does not attempt to manipulate or influence the variables of interest.

What is the answer to n+ 9 =9

Answers

n=0 hope this helpssss

does anybody know vertex form pls help

Answers

Answer:

9. y=(x+1)^2+4

10. y=(x-1)^2+4

7. (6,1)

8. (5,-2)

HELP I WILL MARK YOU BRAINLIEST PLEASE

Mai had $14.50. She spent $4.35 at the snack bar and $5.25 at the arcade. What is the exact amount of money Mai has left?

Kristina rides her bicycle 384.25 miles over 29 weeks to and from her job. How many miles does she ride each week to and from her job if she rides the same amount each week?

Answers

Question: Mai had $14.50. She spent $4.35 at the snack bar and $5.25 at the arcade. What is the exact amount of money Mai has left?

Answer: $4.90

Steps: Step 1: Find operation: The operation in this problem is subtraction because words such as "spent" means that she used money, meaning we subtract.

Step 2: Figure out order of numbers: Now that we know that the operation is subtraction, we need to know what numbers to subtract. The problem says that Mai had $14.50, which means that this is the total amount of money she had when she started. Spent means that Mai used money, so this means that we subtract like this: $14.50-$4.35-$5.25.

Step 3: Subtract: Now that we know what operation to use, and what order to use the numbers, we can finish the problem:

                  $14.90            -      $  4.35           -------------------                    $10.15              -    $  5.25           --------------------                      $4.90

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

Question: Kristina rides her bicycle 384.25 miles over 29 weeks to and from her job. How many miles does she ride each week to and from her job if she rides the same amount each week?

Answer: 13.25

Steps: 1: Find operation: To solve this question, we need to find the operation. Words such as "same amount each week" mean that this is division.

Step 2: Figure out order of numbers: Now, we need to figure out what to divide by. We divide 384.25 by 29 because it say that she rides 384.25 miles over 29 weeks.

Step 3: Divide: Now, we will solve the equation: 384.25 divided by 29 is 13.25, so the answer is 13.25.

Hope this helps you!

P.s. Sorry I could not show how to divide 384.25 by 29.

                                 

                   

what is the meaning of equations​

Answers

Answer:

I hope it helps u

Step-by-step explanation:

In algebra, an equation can be defined as a mathematical statement consisting of an equal symbol(=) between two algebraic expressions that have the same value. ... In an algebraic equation, the left-hand side is equal to the right-hand side.

Mark me as brainlist answer,

have a nice day,

thank you

ill give brainliest please help and no links
I am working with probability on the topic​

Answers

Answer:

8/300= hsjjsksksksbsjsishshvsjsksossbsbakaoans sbsjsjsjsbs sbsksis

PLZ HELP ME PLZ PLZ WILL MARK AS BRAINLIESTT!!!

Answers

A unit rate is a special type of ratio (also called a single-unit rate). It will compare 1 unit of some quantity to a different number of units of a different quantity. Unit rates are often used in real life situations, like when you need to convert between measurement systems.

Tom made the box plots to compare the number of calories between his morning snacks and his afternoon snacks.

Select from the drop-down menu to correctly complete the statement.



The range of calories in Tom’s morning snacks is about ______ ______ the range of calories in his afternoon snacks.
Answer Choices:
a). 25 a). less than
b). 60 b). more than
c). 100
d). 125

Answers

Answer:

80 less than

Step-by-step explanation:

Given the graph below, locate the points of the reflection over the x-axis.

Answers

Answer:

Answer:

A: (1,3)

A': (1,-3)

---

B: (5,1)

B': (5,-1)

---

C: (-2,2)

C': (-2,-2)

---

D: (-5,4)

D': (-5,-4)

The reflection of the given points over the x-axis is:

(-5, -4), (-2, -2), (1, -3), (5, -1)

What is Coordinate Geometry?

By using graphs with curves and lines, coordinate geometry (also known as the analytic geometry) explains how geometry and algebra are related.

As per the given data:

We are given a graph, and we have to find the reflection of the points in the graph over the y-axis.

From the graph given, the points are as as follows:

Let's assume the points as A, B, C and D

A = (-5, 4)

B = (-2, 2)

C = (1, 3)

D = (5, 1)

The reflection over the x-axis are as follows:

A' = (-5, -4)

B' = (-2, -2)

C' = (1, -3)

D' = (5, -1)

Hence, the reflection of the given points over the x-axis is:

(-5, -4), (-2, -2), (1, -3), (5, -1)

To learn more about Coordinate Geometry, click:

brainly.com/question/7869125

#SPJ3

if sarah went to the shop and there was a 10% sale. she was going to buy 7 CDs for $60

Answers

Answer:

10 % of 60$ => 10/100 × 60$ => 6$

6$ for 7 cds => 42 $

You enter a lottery. You pick three numbers
between 1 and 50. You win the grand prize if your
three numbers are picked. What is the probability
you win?

Answers

3/50, or 6%. You have 3 chances to win out of 50 numbers, and 3 divided by 50 is .06, which translates to 6%.

Drag the expressions into the boxes to correctly complete the table.
Polynomial Not a polynomial

Answers

Answer:

Polynomial

[tex]x^4 +3x^3 -5x^2 -7x +20\\\\x^3 -2x^2 +x -12\\\\x^2 + 3x^5 -6x +12x^3[/tex]

not a polynomial

[tex]4\sqrt[3]{x} -\sqrt{x} -20\\\\x^{-3}-x}^{-2}-6x^{-1}+8\\\\\frac{5}{x^3} -\frac{1}{x^2} +\frac{8}{x} -40\\\\[/tex]

What is the factorization of the polynomial below?
x2 + 11x + 10
A. (x + 2)(x + 5)
B. (x + 10)(x+ 1)
O C. (x+3)(x+3)
O D. (x + 5)(x+6)
HELP ASAP

Answers

Answer:

[tex]b. (x + 10)(x + 1)[/tex]

[tex] {x}^{2} + 11x + 10[/tex]

[tex]x(x + 10) + x + 10[/tex]

factor out x from the expression

[tex]x(x + 10) + x + 10[/tex]

factor out x +10 from the expression

[tex](x + 10)(x + 1)[/tex]

then its the answer

i hopenit helps , even though it was just my.....own opinion .....answer

thing i need to show a person

Answers

Answer:

What does that mean

Step-by-step explanation:

Which tank is draining at a faster rate? What is the difference in the rates the tanks are draining?

Answers

Tank X
Difference is 3

Four classmates collect data by conducting a poll. They
ask students chosen at random how many days a week
they ride the bus to school.
• Savannah interviews 18 students.
• Logan Interviews 56 students.
.
Hailey Interviews 24 students.
• James interviews 32 students.
Whose results are probably the most trustworthy?
O A. Logan's
B. Hailey's
O C. Savannah's
O D. James's

Answers

Answer:logan

Step-by-step explanation:

I did it on a test and got it right.

What iS the area of the rectangle?

Answers

Answer:

A = 6

Step-by-step explanation:

just multiply the width by the length

Solve the following:
There are 500 students in school . 40% of them are boys and rest are girls. What is the percentage of girls? Also find the numbers of boys and girls in the school.​

Answers

Answer:

300 girls, 200 boys

Step-by-step explanation:

To find boys: 500 x 0.4 = 200

To find girls: 500 x 0.6 = 300

60% girls

In the figure, lines a and b are parallel.



Which statements are true?



Select each correct answer.




m∠2=m∠1

m∠1=75°

m∠3=m∠1

m∠2=105°

Answers

Answer:

m∠2 = m∠1m∠1 = 75°

Step-by-step explanation:

Look at the picture.

Vertical angles, corresponding angles, alternate exterior angles are congruent.

Supplementary angles add up to 180°.

Nicole, Jared, Adam, and Mary are in a tennis tournament. They all have an equal chance of winning. Use an organized list to help you answer what is the probability that Nicole will come first or second?

Answers

Answer:

½

Step-by-step explanation:

since they're 4 of them and she has 1 chance of being 1st or 2nd...it would be 2 out of 4 and when simplified it is ½

Simplify 8^3 divided by 4^2. A.) 2 B.) 3 C.) 33

Answers

Answer:

32

Step-by-step explanation:

[tex]\frac{8^{3}}{4^{2}} = \frac{512}{16} = 32[/tex]

Answer:

32.

Step-by-step explanation:

[tex]8^3/4^2[/tex]

First, simplify the exponents by converting the exponents into numbers.

[tex]8^3=512[/tex]

[tex]4^2=16[/tex]

Lastly, divide as normal.

[tex]512/16=32[/tex]

Therefore, 8³ ÷ 4² = 32.

Find U of trapezoid TUVS

Answers

Answer:

[tex]m<U = 103[/tex]

Step-by-step explanation:

The given trapezoid is an isosceles trapezoid, meaning that the two legs of the trapezoid (sides that intersect the parallel lines) are congruent. One of the proprieties of an isosceles trapezoid is that the opposite angles are supplementary, meaning that the sum of the opposite angles is 180. One can apply this theorem here by stating the following,

[tex]m<S + m<U = 180[/tex]

Substitute,

[tex]77+m<U = 180[/tex]

Inverse operations,

[tex]77+m<U = 180[/tex]

[tex]-77[/tex]

[tex]m<U = 103[/tex]

Answer:

[tex] m\angle U = 103\degree[/tex]

Step-by-step explanation:

[tex] m\angle T + m\angle S = 180\degree [/tex] (interior angles on the same side of transversal)

[tex] m\angle T + 77\degree = 180\degree [/tex]

[tex] m\angle T = 180\degree- 77\degree[/tex]

[tex] m\angle T = 103\degree[/tex]

[tex] m\angle U =m\angle T [/tex]

(base angles of an isosceles trapezoid)

[tex] m\angle U = 103\degree[/tex]

A. Function A is linear and Function B is exponential.
B. Function A is exponential and Function B is linear.
C. Both functions are linear.
D. Both functions are exponential.​

Answers

B would be the correct answer

What is the equivalent 6x + 15

Answers

Step-by-step explanation:

6x + 15

3 (2x + 5)

0r

(3 × 2x) + (3 × 5)

Alicia records the total number of points scored in two games by 10 players on her basketball team Which box plot represents the data

Answers

Complete question :

Alicia records the total number of points scored in two games by 10 players on her basketball team.

28, 13, 4, 8, 15, 10, 22, 7, 11, 15

Which box plot represents the data

Answer:

The most appropriate boxplot is the third option.

Step-by-step explanation:

Given the data:

28, 13, 4, 8, 15, 10, 22, 7, 11, 15

Ordering the data:

Ordered data : 4,7,8,10,11,13,15,15,22,28

Minimum value = 4

Maximum = 28

Using a boxplot maker :

Median = 12

First quartile: 8

Third quartile: 15

Answer:

im pretty sure its a

Step-by-step explanation:

In a free enterprise economy, who controls society and resources?

Answers

Answer:

Free enterprise, also known as free market or capitalism, is an economic system driven by supply and demand. Private businesses and consumers control the marketplace with little to no interference from the government. In this type of system, the government does not have a central plan for the nation's economy.

Step-by-step explanation:

Round 958.989730730 to the nearest hundredth

Answers

Answer:

958.99

Step-by-step explanation:

Since the nine is bigger than four, you'd make the eight a nine.

For further help I suggest this website:

https://www.varsitytutors.com/hotmath/hotmath_help/topics/rounding-decimals

The ratio of kings to Queens was 4 to 5 if there 16 king how many queens were there

Answers

Answer:

20 Queens

Step-by-step explanation:

4:5

8:10

12:15

16:20

or

4:5 = 1:1.25

1.25 x 5 = 20

I hope this helps! ^_^

Find the missing side.
6 is A^2
10 is B^2
what is the missing side​

Answers

Answer:

8

Step-by-step explanation:

This is a right triangle, which fits the Pythagorean Theorem, a^2 +b^2 = c^2. The variables a, b, and c all are sides of the triangle, while a and b are the two legs and c is the hypothenuse.

In this problem, we see that 6 and x are the legs and 10 is the hypothenuse.    We put 6 as "a" and x as "b" (but it doesn't matter which is a and b) and 10 is c. Therefore, we have the equation:

6^2 + x^2 = 10^2

which further simplifies to:

36 + x^2 = 100

x^2 = 64

and so x would equal 8 (or -8, but it is impossible to have a side length of -8).

Therefore, the missing side is 8.  

Answer:

The missing side is x=8

Step-by-step explanation:

The missing side equation is a²+b²=c²

So we plug in 6²+b²=10²

This gives us 8²

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