SOLUTION: one pipe can fill a tank in 2 hours and another in 3 hours. how long will it take to fill the tank if both pipes are open

Algebra ->  Rate-of-work-word-problems -> SOLUTION: one pipe can fill a tank in 2 hours and another in 3 hours. how long will it take to fill the tank if both pipes are open       Log On


   

Question 1165811: one pipe can fill a tank in 2 hours and another in 3 hours. how long will it take to fill the tank if both pipes are open
Answer by josgarithmetic(39615) About Me  (Show Source):
You can put this solution on YOUR website!
RATE in tank per hours
1%2F2%2B1%2F3
3%2F6%2B2%2F6
5%2F6
but the TIME for 1 tank: 6%2F5=highlight%281%261%2F5%29hours