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A tap can fill a oil tank in 15 hours. A...

A tap can fill a oil tank in 15 hours. After half the oil tank is filled, nine more similar taps are opened. What is the total time taken to fill the oil tank completely?

A

8 hrs 15 min

B

8 hrs 45 min

C

8 hrs

D

9 hrs 15 min

Text Solution

Verified by Experts

The correct Answer is:
A
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