Three pipes A, B and C are connected to a tank. A and B can fill...
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Three pipes A, B and C are connected to a tank. A and B can fill it in 60 and 75 minutes respectively, while C can empty it in 100 minutes. If A, B and C are kept open successively for 1 minute each, how soon will the tank be filled? 1. 176 min 2. 150 min 3. 180 min 4. 170 min 5. None of these Three pipes A, B and C are connected to a tank. A and B can fill it in 60 and 75 minutes respectively, while C can empty it in 100 minutes. If A, B and C are kept open successively for 1 minute each, how soon will the tank be filled? 1. 176 min 2. 150 min 3. 180 min 4. 170 min 5. None of these
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Solution 5 Pipe As one minutes work 160 Pipe Bs one ... View the full answer
Related Book For
Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook
ISBN: 9781108407304
1st Edition
Authors: Dean Chalmers, Julian Gilbey
Posted Date:
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