SOLUTION: Bob can fill the pool in 15 minutes. Fred can fill the pool in 10 minutes. How long will it take Bob and Fred to fill the pool together?

Algebra ->  Rate-of-work-word-problems -> SOLUTION: Bob can fill the pool in 15 minutes. Fred can fill the pool in 10 minutes. How long will it take Bob and Fred to fill the pool together?      Log On


   

Question 142184: Bob can fill the pool in 15 minutes. Fred can fill the pool in 10 minutes. How long will it take Bob and Fred to fill the pool together?
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
let x=time together

x/15+x/10=1 __ multiplying by 30 (LCD) __ 2x+3x=30 __ 5x=30 __ x=6