SOLUTION: ben takes 2 hours to wash 500 dishes, frank takes 3 hours to wash 450 dishes. how long will they take if they are working together, to wash 1000 dishes
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Question 646013: ben takes 2 hours to wash 500 dishes, frank takes 3 hours to wash 450 dishes. how long will they take if they are working together, to wash 1000 dishes
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
The first guy can wash 500 divided by 2 is 250 dishes per hour. The second guy can wash 450 divided by 3 is 150 dishes per hour. Together they wash 250 plus 150 is 400 dishes per hour. 1000 divided by 400 is how many hours?
John
My calculator said it, I believe it, that settles it
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