Working alone, Arjun can tar a roof in 8 hours. Mark can tar the same roof in 15 hours. If they work together, how long would it take them to tar the same roof?

Q: One inlet pipe can fill an empty pool in 8 hours, and a drain can empty the pool in 20 hours. How…

A: We have to slove above question  One inlet pipe can fill an empty pool in 8 hours  drain can empty…

Q: Last year, Maddy worked twice as many hours a week as Sally but this year she is working 8 hours…

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Q: Running at the same constant rate, 6 identical machines can produce a total of 270 bottles per…

A: The objective of the question is to find out how many bottles 10 machines can produce in 4 minutes,…

Q: Rhonda and Kathy own a home remodeling business. Working alone, Rhonda can prep and paint one room…

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Q: e his

A: James can clean his dorm room in 3 hours  Forrest can clean his dorm room in 4 hours. So in 1 hour…

Q: One painter can paint a house in 8 days, and a more experienced painter can paint the house in 3…

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Q: Carlo can wash and wax one car in 4 hours. Mark can do the same job in 6 hours. If they work…

A: Carlo can wash and wax one car in 4 hours. Mark can do the same job in 6 hours. If they work…

Q: If Maya can mow 2 lawns in 2 hours and Joe can mow 2 lawns in 4 hours, how long would it take them…

A: Answer  Efficiency of maya  =2 lawn/2 hrs=1 lawn/hrs Efficiency of joe =2lawn/4hrs =1/2 lawn/hrs

Q: Lani and Kimberly can paint a room in 9 hours. If Elizabeth joins them, how long will it take all…

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Q: It takes one team 9 days less than another team to paint a house. If the teams work together, it…

A: Time and Work question