self Maths Puzzle

A homeowner need 4 hours to mow his lawn. His daughter mows the same amount of lawn in 6 hours how long will mowing take if the father helps to mow half the land while the daughter works the entire time?

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they take 4hr 12mins
11 years agoHelpfull: Yes(0) No(0)

self Other Question

The perimeter of a rectangle is 20 cm. The length of the rectangle is 3 cm less than 2 1/4 times the width. Find the dimensions of the rectangle A train travelling at uniform speed took 47s to cross a 350m long platfrom and took 67s to cross a 590m long platfrom. find the length of the train(in meter)