A large pipe and a small pipe can fill a water tank in just 15 minutes if both are used together. If the smaller pipe can fill it alone in 7 minutes more than the time it takes for the large pipe to fill it alone, find the time taken by each of the pipe.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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A large pipe and a
small pipe can fill a
water tank in just 15
minutes if both are
used together. If the
smaller pipe can fill it
alone in 7 minutes
more than the time it
takes for the large pipe
to fill it alone, find the
time taken by each of
the pipe.
Transcribed Image Text:A large pipe and a small pipe can fill a water tank in just 15 minutes if both are used together. If the smaller pipe can fill it alone in 7 minutes more than the time it takes for the large pipe to fill it alone, find the time taken by each of the pipe.
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