Asked by Anonymous

One pipe can fill a pool in 10 hours. Another pipe can fill the pool in 30 hours. How long would it take them to fill the pool if they were working together?

Answers

Answered by Damon
rate 1 = R1 = 1 pool/10 hr
R2 = 1 pool/30 hr

together
(1 pool/10 hr) T + (1 pool/30 hr)T = 1 pool

T/10 + T/30 = 1
3 T/30 + 1 T/30 = 1
4 T = 30
T = 7.5 hours
Answered by LOL U BAD
lol u so bad. it's 7.5 hours
Answered by Dotty
2
One pipe can fill a pool in 9 hours. Another pipe can fill the pool in 6 hours. How long would it take them to fill the pool if they were working together?
Answer
Answered by -_-
7 hours 30 minutes
Answered by Adam
7 hours 30 minutes or 7.5 hours

Damon gave a great explanation I'm just restating this in case someone missed his
There are no AI answers yet. The ability to request AI answers is coming soon!

Related Questions