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daniyatom
- Senior | Next Rank: 100 Posts
- Posts: 51
- Joined: Mon May 19, 2008 11:43 am
- Location: Falls Church, VA
Pumps A, B and C operate aty their respective constant rates. Pumps A and B, operating together, can fill a cetain tank in 6/5 hours; pumps A and C operating together, can fill the tank in 3/2 hours; and pumps B and C, operating together can fill the tank in 2 hours. How long doesit take to fill the tank if pump A, B and C operates together.
Need some help ppl
Need some help ppl
