Math

Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.

The diameter of a tire is 2.5 ft. Use this measurement to answer parts a and b. Show all work to receive full credit. Draw a picture to help solve the problem and remember to use 3.14 for pi.

Find the circumference of the tire. Round your answer to the nearest whole number.
About how many times will the tire have to rotate to travel 1 mile? (1 mile = 5,280 ft)

I have the first part figured out but idk how to find the answer to b, pleeease help me!

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  1. rotations = 5280 / circumference

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  2. Thanks @R_scott, I'll try that and see how it goes :p

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  3. BRUH WHO HAS THE FULL ANSWER

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  4. Here

    a. to find the circumference of the tire you need to multiply 3.14 by 2.5:
    = 3.14 x 2.5
    = 7.85 to round of it will be 8

    b. to get the number of times the tire have to rotate to travel 1 mile:

    1 mile = 5,280 ft
    1 rotation is 7.85
    5,280/7.85 = 672.611465

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