Carl can wash all the windows of his house in 8 hours.

Carl can wash all the windows of his house in 8 hours. His wife Maggie can wash all the windows in 4 hours. How many hours will it take for both of them working together to wash all the windows?

Quiz

Answer/Solution

3 2/2

Steps/Work

Work hrs=AB/(A+B)= 32/12 =3 2/2
Answer is C

Physics Calculator / Auto Solver

Carl can wash all the windows of his house in hours. His wife maggie can wash all the windows in hours. How many hours will it take for both of them working together to wash all the windows?

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