A circular hoop with a radius of 12.5 inches is rolled in a straight line on a flat surface. If each revolution of the

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Gmat_mission: Legendary Member; Posts: 1622; Joined: Thu Mar 01, 2018 7:22 amFollowed by: 2 members

by Gmat_mission » Thu Jul 22, 2021 11:34 am

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A circular hoop with a radius of 12.5 inches is rolled in a straight line on a flat surface. If each revolution of the hoop requires 10 seconds to complete, approximately how many minutes are necessary to roll the hoop 75 feet across the surface?

A. 1
B. 2
C. 3
D. 4
E. 5

Answer: B

Source: Princeton Review

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Source: Beat The GMAT — Problem Solving | Thu Jul 22, 2021 11:34 am

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