Chris works at a tire store. Chris can change a tire on a rim in 8 to 12 min, with all times
in between equally likely.
a) What is a probability that Chris changes a given tire in less than 9 min?
b) What is the probability that it takes between 9 min and 11.5 min?
c) What is the probability that it takes exactly 10 min?

Answers

Answer 1

Answer:

8 because I just guess 8

Step-by-step explanation:

because I that's all you need to know


Related Questions

What is the length of the hypotenuse?
18 cm
6 cm
(not drawn to scale)
360 cm
B 6 10 cm
А
144 cm
D 216 cm

Answers

Answer:

B

Step-by-step explanation:

just use pyth then you'll get the answer

Answer:

B

Step-by-step explanation:

Using Pythagoras' identity in the right triangle

let h be the hypotenuse, then

h² = 6² + 18² = 36 + 324 = 360 ( take the square root of both sides )

h = [tex]\sqrt{360}[/tex]

   = [tex]\sqrt{36(10)}[/tex]

   = [tex]\sqrt{36}[/tex] × [tex]\sqrt{10}[/tex]

   = 6[tex]\sqrt{10}[/tex] → B

Ursula picks carrots and radishes from her garden. She picks 4/1/4 pounds of carrots and 1/3/4 pounds of radishes.How many more pounds of carrots does she pick than radishes.

Answers

Answer:

2 1/4

Step-by-step explanation:

[tex]4\frac{1}{4} - 1\frac{3}{4}[/tex]

[tex]3\frac{1 - 3}{4}[/tex]

[tex]2\frac{4-3}{4}[/tex] = 21/4

A line, y = mx + b, passes through the point (1, 6) and is parallel to
y = 4x + 6. What is the value of b?

Answers

Answer:

Step-by-step explanation:

Let the line to be found be Line 2

Given:

Line 1 :

y = 4x + 6

Since y = mx + b

We can substitute and find that the slope of Line 1 is 4

Therefore slope of Line 2 = (4)

Line 2:

Point - (1,6)

Slope - 4

Therefore: 6 = (4)(1) + b

So equating it we get : b = 2

Answer = 2

The area of a rectangle is 325 cm^2. What is the area of a rectangle in cm^2 with
sides 3 times as large?
i’m stuck, pls help

Answers

Answer:

2926 cm²

Step-by-step explanation:

The area of a rectangle is 325 cm^2. What is the area of a rectangle in cm^2 with sides 3 times as large?

Step 1

A rectangle has both Length and Width

Let us assume the Length = Width

The area of a rectangle is 325 cm²

Area = Length × Width

325 cm² = L²

L = √325 cm²

L = 18.027756377 cm

Approximately = 18.03 cm = Widtdh

Step 2

What is the area of a rectangle in cm² with sides 3 times as large?

From Step 1

L = 18.03cm

3 times as large = 18.03 cm × 3

= 54.09 cm

The Area for this rectangle

= A = L²

A =( 54.09 cm)²

A= 2925.7281 cm²

Approximately = 2926 cm²

the volume of a right circular cone is 9picm 2 with a height of 3cm. find the length of the radius

Answers

Step-by-step explanation:

The answer is 3 cm .

I hope it helps you

can i get some help please i would really appreciate it ;)

Answers

A. They go on forever

add me on sn4p h4h4...... sophia_ordaz12

Answers

Answer:

ok

Step-by-step explanation:

If you take a French fry and dip it in some ice cream you’ll get a orgasm

WILL CROWN BRAINLIEST!!! ALGEBRA!
Max and Maggie have to clean the house. It takes Max 9 hours to clean the house, while Maggie can complete the task in 4 hours. Their sister says that it will take 3 hours to complete if they work together. Explain each step in solving this equation, and determine if the sister is correct or not.

Answers

Answer:

3 hours

Step-by-step explanation:

Max cleans the house in 12 hours

Max in 1 hour cleans: 1/12 part of the house

Maggie cleans the house in 4 hours

Maggie in 1 hour cleans: 1/4 part of the house

In 1 hour they together do: 1/12 + 1/4 = 1+3/12 = 4/12 = 1/3 work

1 hour===1/3 work

X hours== 1 work

X/3 = 1

X = 3 hours.

Hence, they together complete the work in 3 hours.

And so, the sister is correct.

Hope it helps.

Is 36a + 24 equivalent to 4(9a + 6)



True

False

Answers

Answer:

True!!

4(9a+6) using the distributive property is  36a+24

Step-by-step explanation:

Answer:

True.

Step-by-step explanation:

We have a 4, next to an (.

We multiply the four.

[tex]4[/tex]×[tex]9a[/tex]

4×[tex]6[/tex]

= 36a+6

A computer lab has an average of 5 students per hour. Find the probability that
there will be exactly 8 students in the lab for a certain hour

Answers

Answer:

prob. (8std.)=8/(5+8)

Kris is performing an experiment in math class using a bag of colored
blocks. He will draw one block out of the bag at a time and record its
color. He has three blue blocks, two red blocks, and one green block.
Which of the following represents the sample space of the bag?
1) blue, blue, blue
2) red, green, blue
3) blue-red, blue-green, red-green
4)blue, blue, blue, red, red, green

Answers

Answer:

The answer is red, green, blue.

Step-by-step explanation:

What is the difference of (3/4x - 2/3) - (-5/6 + 2x) ?

-5/4x + 1/6
-5/4x - 1/6
-11/4x + 1/6
-11/4x - 1/6​

Answers

Answer:

first option is correct

look at given picture

May someone please help me with this:)

Answers

Answer:

i think its 64

Step-by-step explanation:

Volume of a cylinder is V=pi(r)2h

Radius =2.
Height =4.
Pi=3.14.

V= 3.14(2)2(4).

Volume = 50 .24 cm^2

pls help i need to pass algebra 2 THANK U SO MUCHHHH

Answers

I think it is 96k hope this helps

HELP FAST giving 5 stars

Answers

Answer:

The red is 1/3 and yellow is 1/4

Step-by-step explanation:

there are 3 colors and 1 of them is red so 1/3 same goes to the yellow 4 colors and  is 1 yellow so 1/4

help no links please

Answers

Answer:

Impossible

Step-by-step explanation:

Good luck

The box plot represents this data set
20,25,30,38,40,42,45,50,65,70
what value does the letter E represent on the box plot of the data?

I------------| | |-----------|
A B C D E

Answers

Answer:

Step-by-step explanation:

In your diagram, E appears to be the MAXIMUM value of the data (70).

The head of a carriage bolt is circular, as shown. The head of this bolt has a diameter of 20 millimeters.

Which measurement is closest to the area of the head of this bolt in square millimeters?

A. 1,256 square millimeters
B. 63 square millimeters
C. 314 square millimeters
D. 31 square millimeters

Answers

The answer is A. 1,256 square millimeters hope this helps

please help, no links, will give brainiest

Answers

Answer:

? = 20

Step-by-step explanation:

Since the figures are similar then the ratio of corresponding sides are equal, that is

[tex]\frac{12}{15}[/tex] = [tex]\frac{?}{25}[/tex] ( cross- multiply )

15 ? = 300 ( divide both sides by 15 )

? = 20

PLEASE help it’s due today at 10pm

Answers

Sorry bro its past 10pm now, hope you figured it out

Graph the functions y=4^x+4-4 and y=4^x describe the translation in words between these two functions starting from y=4^x to y=^x+4-4.

Answers

Answer:

The two graphs are on the same place.

The translation from the first one to the second one implies a shift upwards of 4 units, and then a shift downwards of 4 units, resulting in the starting position.

Evaluate the expression when a = 3.

2a =

Answers

Answer:

6

Step-by-step explanation:

replace a by 3

when a=3

2(3)=6

questions 13 & 14 FAST PLS ITS A TEST! WILL GIVE BRAINLIEST!

Answers

13: answer is x= —4
14: answer is x= 1/3, x= 2

PLEASE ANSWER!!!

A. 4x+2=70+35

B. 4x+72=180

C.180=4x+107

D. 180=109x+2

Answers

Answer:

c

Step-by-step explanation:

its c , absolutely.............

Answer:

C * 180 = 4x + 107

Step-by-step explanation:If you add all sides by each other all you would do next is add the 4x to get your 180

using this distribution find the probability that a teenager has 3 or fewer pairs of shoes in their closet(answer in decimal form)​

Answers

Correct me if I’m wrong

Answer:

.7

Step-by-step explanation:

HELP ME PLEASE

In square PQRS the measure of <PRQ is 45°. What is the measure of <PRS in degrees?

Answers

Answer:

<PRS = 45

Step-by-step explanation:

In a square, all 4 angles are complementary so:

<PRS + <PRQ = 90

<PRS + 45 = 90

<PRS = 45

Given the following system of equations: 2x + 3y = 12
2x - 2y = 2

What is the value of x + y? ​

Answers

Answer:

5

Step-by-step explanation:

2x + 3y = 12

2x - 2y = 2 // subtract second equation from first

5y = 10

y = 2

x = (2 + 2y) / 2 = y + 1 = 3

x + y = 5

(2r^2t ^3)^2
4t^2
explain what you would do first to simplify the expression below.

Answers

Answer:

first expand the brackets

what is the slope of the line below?

Answers

Answer:

1/2

Step-by-step explanation:

To find slope just compare two points on the graph and then put them into fraction form like so y/x

Boundxvoltz967 avatar
Boundxvoltz967
19 minutes ago
Mathematics
High School
*WILL GIVE BRAINLIEST FOR BEST ANSWER DONT ANSWER IF YOU DONT KNOW AND NO VIRUS LINKS OR I WILL REPORT YOU!!!*
A computer randomly selects a number from the given set.

{2, 4, 6, 9, 16, 44, 51, 60, 78}

What is the probability that a number less than 10 is selected?

Enter your answer as a fraction, in simplest form, in the box.

P(< 10) =

Question 3 options:

A. 59

B. 49

C. 29

D. 89

Answers

Answer:

ur gay.....lollllllllllllllllllll

Step-by-step explanation:

milk

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