if A and B tap fills a tank in 25 minutes. if the B tap is opened for the last 10 minutes then the tank is filled in 30 minutes

1 thought on “if A and B tap fills a tank in 25 minutes. if the B tap is opened for the last 10 minutes then the tank is filled in 30 minutes”

1. Answer:

   100/3

   Step-by-step explanation:

   33 mint 20 sec ans…

   A+B =15 ——| 4

   A = 20——| 3

   Total work = A+B =25×4=100

   100/A=100/3

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