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Sonu Singh

· started a discussion

· 1 Months ago

don't understand (Question:509948.0)

your description is more difficult to understand than your questions.that's why friends were suggested me to don't waste my money on your bakwas test series.

Question:

Two pipes can separately fill a tank in 20 hours and 30 hours respectively. Both the pipes are opened to fill the tank but when the tank is \(\frac{1}{3}\) full a leak develops in the tank through which  13 of the water supplied by both the pipes leak out. What is the total time taken to fill the tank?

Options:
A)

18 h

B)

16 h

C)

12 h

D)

15 h

Solution:

Ans: (b)

  

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