With both valves open, the pool will be filled with water in 48 minutes. The first valve alone would fill the pool in 2

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

by Gmat_mission » Sun May 31, 2020 1:40 pm

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With both valves open, the pool will be filled with water in 48 minutes. The first valve alone would fill the pool in 2 hours. If the second valve emits 50 cubic meters of water more than the first every minute, then what is the capacity of the pool?

A. 9000 cubic meters
B. 10500 cubic meters
C. 11750 cubic meters
D. 12000 cubic meters
E. 12500 cubic meters

[spoiler]OA=D[/spoiler]

Source: GMAT Club Tests

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Source: Beat The GMAT — Problem Solving | Sun May 31, 2020 1:40 pm

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