The flow rate for one pipe is $2$ times that of another pipe. A swimming pool can be filled in $10$ hours using both pipes. Find the time required to fill the pool using only the pipe with the lower flow rate.
A) $13$ hours
B) $7.5$ hours
C) $20$ hours
D) $15$ hours
E) $10.5$ hours

Question

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The Answer of The flow rate for one pipe is $2$ times that of another pipe. A swimming pool can be filled in $10$ hours using both pipes. Find the time required to fill the pool using only the pipe with the lower flow rate.
A) $13$ hours
B) $7.5$ hours
C) $20$ hours
D) $15$ hours
E) $10.5$ hours

The Flow Rate for One Pipe Is 222 Times That of Another Pipe

The Flow Rate for One Pipe Is $2$ Times That of Another Pipe