SOLUTION: by itself a cold water faucet can fill a tub in 9 min. By itself, a hot water faucet can fill the same tub in 5 min. Together they can fill the tub in ? minutes?
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Question 10581: by itself a cold water faucet can fill a tub in 9 min. By itself, a hot water faucet can fill the same tub in 5 min. Together they can fill the tub in ? minutes?
Answer by valdez62(8) (Show Source): You can put this solution on YOUR website!
7 min add both of them and divide by 2
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