Question

A water tank in a village is normally filled in 8 hours but takes 2 hours longer to fill because of a leak in its bottom. If the tank is full, in how many hrs will the leak empty it ?
A) 34 hrs
B) 36 hrs
C) 38 hrs
D) 40 hrs

Answer 1

9

Q:

A water tank in a village is normally filled in 8 hours but takes 2 hours longer to fill because of a leak in its bottom. If the tank is full, in how many hrs will the leak empty it ? 

A) 34 hrs
B) 36 hrs
C) 38 hrs
D) 40 hrs

Answer:   D) 40 hrs 

Explanation:

The time taken by the leak to empty the tank = 18 - 110 = 5 - 440 = 140

Therefore, the leak empties the tank in 40 hours.

Answer 2

Hai,

here is ur answer

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The correct answer is options D


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