Madams

During the spring cleaning ladies going to wash windows. Mother takes wash all the windows 5 hours, the grandmother 3 times longer and Paula wash all windows in 2 hours. How many hours will spend washing the windows this "women's team" if working together?

Correct answer:

x =  1.3 h

Step-by-step explanation:

15+115+12=1x x=1.3 h



We will be pleased if You send us any improvements to this math problem. Thank you!






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