The probability that it rains is about 20%.
The probability that the bus is late is about 8%.
The probability that it rains and the bus is late is about 3%.
The probability that the train is late is about 5%.
The probability that it rains and the train is late is about 1%.

what can you conclude about the rain and the students commute on the bus and train?​

Answers

Answer 1
Let A= probability it rains
P(A)=0.2
Let B be the probability that the train is late = 0.05
P(B)=0.05
A and B is A∩B= the probability it rains and the bus is late =0.01
probability pf (A and B)=0.01
7) independent events are related by expression:
A∩B=P(A)*P(B)
=0.2*0.05=0.01
check :
p(A|B)=P(A∩B)÷P(B)=0.01/0.05= 0.2
the two event are independent

Related Questions


What is a VERTEX? *
Where the parabola crosses the X-axis
Where the parabola crosses the Y-axis
Where the parabola changes direction
The invisible line that cuts the parabola in half

Answers

Answer:

c. Where the parabola changes direction

Find the exact value of x.

Answers

The answer is 15

good night

Answer:

x = 15

Step-by-step explanation:

use pythagorean theorem (a^2+b^2=c^2)

you have c^2 and one of the sides so you just reverse the equation and do

17^2-8^2

and that gives you 225

when you [tex]\sqrt{225}[/tex], you get 15 as your answer

Help me with this!! Will mark Brainliest ❤️

Answers

Answer: the length of Q&R is 1 inch

Step-by-step explanation: Plz make brainliset

A farmer harvested 1,635 pounds of potatoes. She could buy either small bags that hold 10 pounds of potatoes, medium-sized bags that hold 12 pounds, or large bags that hold 25 pounds. She will use bags that are all the same size and must select one size only.

Which size bag should the farmer use to package the potatoes so the fewest pounds are left over after packaging

Answers

Answer:

She should buy the medium sized bags.

is 14:12 equivalent to 7:5

Answers

Answer:

Yep,

it is correct!

Answer:

No

Step-by-step explanation:

14:12 is not equivalent to 7:5 because if you divide 14 by 2, you would get 7. If you divide 12 by 2, however, you will get 6. So the equivalent ratio for 14:12 is 7:6.

Iyanna and her family took a three-day trip. They drove 178 miles on the first day, 188 miles on the second day, and 163 miles on the third day. If the entire trip took 8 hours, what was the average driving speed?

Answers

Answer:

62 mph

Step-by-step explanation:

couldn’t find an answer any where.

Answers

Answer:

C maybe I not sure

Step-by-step explanation:

Answer:

I think its B but I'm not sure sorry if it's not correct you might have to wait and see if someone else answers

Please helppp i will ly 4ever (with both)

Answers

Answer:

your answers are correct :)

Step-by-step explanation:

Answer:

those are both correct the awnser thar you have put.

the first question asks what is write the sum as a unit fraction. the unit fraction is 1/10 because it is how you show any unti fraction like 1/20 or 1/100. and 1/10+1/10+1/10=3/10 and is using unit fractions.

the second question is correct because the picture shows you that they start out with 3/5 because they are highlighted green. and they cross out 2 1/5 or 2/5. that is why 3/5-2/5=1/5

Hope this helps!

Lance is drawing a triangle. He draws one side that is 8 inches long and another side that is 5 inches
long. Which one of the following could be the third side?

Answers

Answer:

6 inches

Step-by-step explanation:

(8-5)>x>(5+8)

HELP I WILL GIVE U BRAINLIETS JUST HELP ME PLS


Complete the table using the equation y = 8x + 4.
-1
0
X
1
N
3
y

Answers

Answer:

x = -1, y = -4

x = 0, y = 4

x = 1, y = 12

x = 2, y = 20

x = 3, y = 28

Step-by-step explanation:

y = 8x+4

x = -1, y = -4

x = 0, y = 4

x = 1, y = 12

x = 2, y = 20

x = 3, y = 28

Line AOB is a straight line.

Answers

Answer:

2nd, third and fifth options are the correct answers.

Step-by-step explanation:

Hope it helps you in your learning process.

if f (x)= x2- 2x : which of the following is the value of f (4)

Answers

62031549163916391638173163

What is the EXACT circumference of a circle that has a radius of 10 cm? Use "pi" to represent the pi symbol in your answer if necessary. ex. 15 times pi would be written as 15pi. ?

Answers

Answer:

62.8

Step-by-step explanation:

c = 2 pi r

c = 2 * 3.14 * 10

c = 62.8

I KNOW THIS ISNT MATH BUT PLEASE HELP! Which statements describe the
mountains region? Check all that apply

. It is the least populated region in the state

Its largest metropolitan area surrounds Asheville

It has a fall line running through the region's center

It has become a big industry for Christmas trees

It draws many people for outdoor adventures

It has large urban areas where most people live​

Answers

Answer:

lots of stuff

Step-by-step explanation:

snow lava and stone frfr

Answer:

I think A and D and E and maybe B

Step-by-step explanation:

(im not sure if they r right though)

I need to fill in the blank area models and the numbers I'm supposed to use are the factor and expended forms next to them please help

Answers

Answer:

2. x^2  -3x

    -x      3

3. x^2   7x

   -2x       -14

Step-by-step explanation:

Im pretty sure this is right, but I am so sorry if it's not tho

is this a function?

Answers

Answer:

yes

Step-by-step explanation:

yes it is a function

In a flower garden, there are 6 tulips for every 7 daisies. If there are 54 tulips, how many daisies are there? A. 69
B. 65
C. 61
D. 63

Answers

Answer:

D

Step-by-step explanation:

Answer:

61

Step-by-step explanation:

54+ 7 = 61 yuhhhhh

What is the inverse of the function

Answers

Answer:

second option

Step-by-step explanation:

let y = f(x) and rearrange making x the subject, that is

y = x - 9 ( add 9 to both sides

y + 9 = x

Change y back into terms of x with x = [tex]f^{-1}[/tex] (x) , then

[tex]f^{-1}[/tex] (x) = x + 9

Find the geometric mean between 28 and 32. Round to the nearest tenth if necessary.

Answers

Answer: The geometric mean is √24 * 32 = √768 = 16√3.

The geometric mean between 28 and 32 is 28.29 after using the formula of the geometric mean.

What is mean?

It is defined as the single number that represents the mean value for the given set of data or the closed value for each entry given in the set of data.

Let x be the geometric mean between 28 and 32

The formula for the geometric mean:

x = √(a×b)

x = √(28×32)

x = √800

x = 20√2

x = 28.284

or

x = 28.29

Thus, the geometric mean between 28 and 32 is 28.29 after using the formula of the geometric mean.

Learn more about the mean here:

https://brainly.com/question/22871228

#SPJ2

An equation is an expression without an equal sign?

Answers

Answer:

False

Step-by-step explanation:

Answer:

it's actually reverse; an expression is an equation without an equal sign so false lol

Step-by-step explanation:

There are 5 white roses to every 9 red roses in the garden

Answers

Answer:

Step-by-step explanation:

ummm what there is no question!

FIND THE VALUE OF X

Answers

Answer:

x = 9

Step-by-step explanation:

diagonals bisect each other so we can set up these equations:

x+8 = 2y+5

2x = 3y

in the top equation we can solve for 'x': x = 2y-3

in the second equation we can solve for 'x': x = 3y/2

2y-3 = 3y/2

multiply each side by 2 to eliminate fractions:

4y - 6 = 3y

4y = 3y + 6

y = 6

2x = 3(6)

2x = 18

x = 9

Do the ratios 19:7 and 2:1 form a proportion?
yes
no

Answers

Answer:

No

Step-by-step explanation:

1x7 does equal 7

but 2x7 doesn't equals 14 not 19

20 POINTS AND BRAINIEST!

You want to sell lemonade by the park. Different brands of lemonade have different formulas. You want to sell the lemonade that tastes the most “lemony.” You use 4 cups of lemon concentrate and 6 cups of water.
What fraction of the TOTAL mixture is lemon concentrate? What percentage is this?

Answers

Answer:

4/10

Step-by-step explanation:

you add the amount of cups of concentrated lemon plus the amount of water and it is 10. and then it asks for the faction of lemon concentrate out of 10. so it would be 4/10

Hope this helps!!

Write an equation of a line that is perpendicular to the line y = 2/3x + 5 and that passes through the point (0,0)?

Answers

Answer

y=(2)/(3)x-5

Step-by-step explanation:

Which vertex in XYZ corresponds vertex b in ABC
A. vertex Z
B. vertex Y
C. vertex A
D. vertex X

Answers

The answer is “B” vertex Y

Priscilla can make 2 bracelets in 16 minutes. At this rate, how many bracelets can she make in 64 minutes?

Answers

Answer:

8 bracelets.

Step-by-step explanation:

First, find out how long it'll take Priscilla to make on bracelet. It is given that she can make 2 bracelets in 16 minutes. Divide 16 with 2:

16/2 =8

Priscilla takes 8 minutes to make 1 bracelet. Divide 64 with 8 to find the amount of bracelets Priscila can make:

64/8 = 8

8 bracelets is your answer.

~

Given: Priscilla makes 2 bracelets in 16 minutes

To Attain: How many Bracelets she will make in 64 minutes?

⠀⠀⠀⠀⠀⠀__________________

Solution:

Firstly, We will divide the 16min with 2 to find the that how many time taken to make 1 bracelets. then we will multiply the rate with 64min to find how many bracelets she will make! Let's do it•

⠀⠀

[tex]:\implies\sf\dfrac{\cancel{16}^{8}}{\cancel{2_1}}[/tex]

⠀⠀

It will take 8 minutes to make one Bracelets.

⠀⠀

So, Let's find out that how many bracelets she will make in 64 minutes

⠀⠀

[tex]:\implies\sf\dfrac{\cancel{64}^{8}}{\cancel{8_1}}[/tex]

⠀⠀

[tex]\therefore \underline {\sf{Hence , \:She \: will \: make \: \pmb{8 \: bracelets }\: in \: 64 \: minutes. }}[/tex]

Q4 - Exam prep: Missing values
Audrey measures all 7 pencils in her pencil case and writes the first 6 lengths down.
12.4 cm, 12.6 cm, 13 cm, 13.4 cm, 13.5 cm, 13.3 cm
Audrey calculates the mean length of all 7 pencils to be 13.1 cm.
Find the length of the missing pencil.
cm
[2]

Answers

Answer:

the missing pencil length is 13.5 cm

Step-by-step explanation:

The computation of the length of the missing pencil is shown below:

Let us assume the missing pencil be x

Now

(12.4 cm + 12.6 cm + 13 cm + 13.4 cm + 13.5 cm + 13.3 cm + x) ÷ 7 = 13.1 cm

(78.2 cm + x) ÷ 7 = 13.1 cm

78.2 cm + x = 91.7 m

So, x would be

= 91.7 cm - 78.2 cm

= 13.5 cm

hence, the missing pencil length is 13.5 cm

What is the volume of the prism?

Answers

Answer:

volume of hexagonal prism = area of base * perpendicular height

Step-by-step explanation:

What is the area of the right trapezoid?
A) 28 square inches
B) 35 square inches
C) 56 square inches
D) 70 square inches

Answers

Answer:

c

Step-by-step explanation:

because are of trapizium =( a+b/2) × h

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