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Take GMAT Discussion  |  GMAT Prep  |  Quantitative  |  After 30 minutes tank becomes completely empty find capacity of tank. 0 Members and 1 Guest are viewing this topic. « previous next »
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Question: A can fill a tank in 15 minutes and B can fill it in 30 minutes. C can make it empty@12 Ltr/min. If all 3 are open at same time when tank was empty. After 30 minutes tank becomes completely empty find capacity of tank.
a) 360 - 0 (0%)
b) 270 - 0 (0%)
c) 180 - 0 (0%)
d) 120 - 0 (0%)
e) 90 - 1 (100%)
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« on: November 14, 2010, 12:45:47 PM »
A can fill a tank in 15 minutes and B can fill it in 30 minutes. C can make it empty@12 Ltr/min. If all 3 are open at same time when tank was empty. After 30 minutes tank becomes completely empty find capacity of tank.
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