Discussion of Question with ID = 065 under Pipes-and-Cisterns

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Question

A tank is (2/9)th filled with water. When 64 liters of water are added, it becomes (2/5)th filled. What is the capacity of the tank?

A

360 liters.

B

370 liters.

C

380 liters.

D

390 liters.

Soln.
Ans: a

Let x be the capacity in liters. ${2x}/9 + 64 = {2x}/5$. Solving, x = 360 liters.


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