Math, asked by nikhilkhobragade963, 2 months ago

An empty cistern has three pipes A, B and C. A and B can fill it in 45hrs and 36 hours respectively and C can empty it in 37 1/2 hr. After how much time draining pipe should be closed so that cistern is filled in 32 hrs.

a) 20.5hrs b) 21hrs c) 22.5hrs d) 16hrs

Answers

Answered by khushisheregar9

0

Answer:

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