How many times a wheel of radius 28 cm must rotate to go 352 m?

(Take π )

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Solution

r = 28 cm

Circumference = 2πr = = 176 cm

Number of rotations =

Therefore, it will rotate 200 times.

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387

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Question 16

How many times must a wheel of radius 28 cm rotate to go 352 m?
$(T a k e π = \frac{22}{7})$

28 c m

352 m

(T a k e π = \frac{22}{7})

28 c m

352 c m

π = 3.14

35 c m

660 m

π = \frac{22}{7})

How many times a circular wheel of diameter 56 CM must rotate to go 704 m?

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