A Lawn roller makes 20 revolutions in one hour. The radians it runs th – McqOptions

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1.	A Lawn roller makes 20 revolutions in one hour. The radians it runs through 25 minutes is:
A.	150π/7
B.	250π/3
C.	50π/3
D.	50π/7
Answer» D. 50π/7

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