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# Pi Question

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Your bicycle spoke has a measurement of 10 inches. How many revolutions will your wheel need to turn to travel 240 feet? Please explain your answer with work.

Thank You as always!

~Indian Tech Support

MrPatel  May 4, 2017

#1
+4172
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radius of wheel = 10 inches

circumference of wheel = 2π * 10 = 20π inches

How many 20π inches are in 240 * 12 = 2880 inches?

2880/(20π) = 144π

The wheel will make 144π revolutions, or about 452.389 revolutions, in 240 feet. :)

hectictar  May 4, 2017
Sort:

#1
+4172
+4

radius of wheel = 10 inches

circumference of wheel = 2π * 10 = 20π inches

How many 20π inches are in 240 * 12 = 2880 inches?

2880/(20π) = 144π

The wheel will make 144π revolutions, or about 452.389 revolutions, in 240 feet. :)

hectictar  May 4, 2017

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