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11-06-2022
Mathematics

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Manny can paint the office by himself in 5 hours. Dave can do the same job in 8 hours. How long will it take them to do it working together?

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ooblecksrm ooblecksrm

14-06-2022

Answer:

3 hrs 4.6 mins

Step-by-step explanation:

1/5 + 1/8 = 1/x

x = 40/13

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