GAT Subject
Engineering
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21. | Three pipes A, B and C can fill a tank from empty to full in 30 minutes, 20 minutes and 10 minutes respectively. When the tank is empty, all the three pipes are openeA, B and C discharge chemical solutions P, Q and R respectively. What is the proportion of solution R in the liquid in the tank after 3 minutes? | |
A. | 11-May | |
B. | 11-Jun | |
C. | 11-Jul | |
D. | 11-Aug | |