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If pipe A fills an empty tank in 15 hour...

If pipe A fills an empty tank in 15 hours and pipe B fills an empty tank in 35 hours. Find in how minutes A & B together can fill half of the empty tank?

A

720 mins

B

630 mins

C

315 mins

D

430 mins

Text Solution

Verified by Experts

The correct Answer is:
C
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