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Study the following graph and answer the...

Study the following graph and answer the given question .
The graph shows the time (in minutes) taken by the pipes (A,B), (C,D), (E,F), (G,H) and (P,Q) to fill a tank :

In how many minutes is an empty tank filled completely if pipe D fills it for half the time and then for the other half time, pipes C and D fill it together ?

A

a) `18` minutes

B

b) `10` minutes

C

c) `15` minutes

D

d) `12` minutes

Text Solution

Verified by Experts

The correct Answer is:
D
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