A truck is moving on the road. It makes 3000 revolutions in moving 3.96 km. What is diameter of the wheel of the truck?

A truck is moving on the road. It makes 3000 revolutions in moving 3.9

1.	A truck is moving on the road. It makes 3000 revolutions in moving 3.96 km. What is diameter of the wheel of the truck?
A.	21 cm.
B.	14 cm.
C.	42 cm.
D.	28 cm.
E.	None of these
Answer» D. 28 cm.

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A truck is moving on the road. It makes 3000 revolutions in moving 3.96 km. What is diameter of the wheel of the truck?

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