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 so A tap will fill the tank in how many minutes?
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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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