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A pipe can fill a tank in 30 minutes. Du...

A pipe can fill a tank in 30 minutes. Due to two leakages A and B, the filled tank would be drained off in `1 1/2` hour and `1 1/4` hour respectively. How long will it take to fill the tank if the pipe, A and B left open?
एक पाइप किसी टंकी को 30 मिनट में भर सकता है | दो छिद्रों A एवं B के कारण भरी हुई टंकी क्रमशः `1 1/2` घंटे तथा `1 1/4` घंटे में खाली हो सकती है | यदि A और B को खुला छोड़ दिया जाए, तो पाइप द्वारा टंकी को भरने में कितना समय लगेगा ?

A

`1^((7)/(8))` hour

B

`1^((1)/(3))` hour

C

`1^((4)/(5))` hour

D

`1^((5)/(6))`hours

Text Solution

Verified by Experts

The correct Answer is:
A
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