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deep319933
- Junior | Next Rank: 30 Posts
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- Joined: Tue Jun 23, 2020 12:59 am
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Two hoses (X and Y) are filling a pool. Working alone at their individual constant rates, Hose X could fill the pool in 6 hours and Hose Y could do it in 4 hours. If the two hoses work together to fill half the pool, and then Hose Y finishes alone, how long will it take to fill the pool?
2 hours, 48 minutes
3 hours
3 hours, 12 minutes
3 hours, 24 minutes
3 hours, 48 minutes
2 hours, 48 minutes
3 hours
3 hours, 12 minutes
3 hours, 24 minutes
3 hours, 48 minutes
