Q. A Lawn roller makes 20 revolutions in one hour. The radius it runs through 25 minutes is
A) 150π7
B) 50π7
C) 50π3
D) 250π3
✔ Correct Answer: 50π3
Exam Insight
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A) 150π7
B) 50π7
C) 50π3
D) 250π3
✔ Correct Answer: 50π3
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