SOLUTION: If a woman can mow a lawn in 2 hrs and her husband in 4 hrs how long will it take to mow the lawn if they work together

SOLUTION: If a woman can mow a lawn in 2 hrs and her husband in 4 hrs how long will it take to mow the lawn if they work together

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Question 97737: If a woman can mow a lawn in 2 hrs and her husband in 4 hrs how long will it take to mow the lawn if they work together
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Combined rate = (1 lawn / 2 hrs) + (1 lawn / 4 hrs)

This says together they can mow 3 lawns in 4 hours
divide top and bottom by 3

So, together, they can mow 1 lawn in 4/3 of an hour or 1 hour 20 minutes
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