Mathematics
Mathematics, 09.03.2021 03:50, hrijaymadathil

1. When Jack and Jill work together, they can carry a cooler of water up a hill in 12 hours. When Jill works alone it takes her
7 fewer hours than when Jack works alone. How long would it
take Jack, working alone, to carry a cooler of water up a hill?

answer
Answers: 2

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1. When Jack and Jill work together, they can carry a cooler of water up a hill in 12 hours. When J...

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