Mathematics, 29.05.2020 02:03, coolmonkey3643

Jackson can remove the shingles off of a house in 7 hours, while Martin can remove the shingles in 5 hours. How long will it

take them to remove the shingles if they work together?

The answer is t= 2 hours and 55 minutes

Answers: 3

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Jackson can remove the shingles off of a house in 7 hours, while Martin can remove the shingles in 5...