There is a leak in the bottom of a cistern. When the cistern is thoroughly repaired it would be filled in 3(1/2)hrs.It now takes half an hour longer. If the cistern is full, how long would the leak ta

There is a leak in the bottom of a cistern. When the cistern is tho

1.	There is a leak in the bottom of a cistern. When the cistern is thoroughly repaired it would be filled in 3(1/2)hrs.It now takes half an hour longer. If the cistern is full, how long would the leak ta
A.	25hrs
B.	30hrs
C.	28hrs
D.	None of these
Answer» D. None of these

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There is a leak in the bottom of a cistern. When the cistern is thoroughly repaired it would be filled in 3(1/2)hrs.It now takes half an hour longer. If the cistern is full, how long would the leak ta

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