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Pipe A can fill a swimming pool in 12 hours. Pipe B can fill the same swimming pool in 9 hours. How long will it take for Pipe A and Pipe B to fill the pool together?

Pipe A can fill a swimming pool in 12 hours. Pipe B can fill the same swimming pool in 9 hours. How long will it take for Pipe A and Pipe B to fill the pool together?
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2 votes
Pipe A can fill a swimming pool in 12 hours. Pipe B can fill the same swimming pool in 9 hours. How long will it take for Pipe A and Pipe B to fill the pool together?

User Moshe Rubin
by
8.2k points

2 Answers

3 votes
I think pipe be but I’m sure sorry
User Frank Puffer
by
8.1k points
4 votes

Answer:

10.5

Explanation:

12÷2=6 9÷2=4.5 4.5+6=10.5

User Robou
by
7.6k points
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