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Question

anonymous · Answer

Taye and Mike are raking leaves to earn some money. Taye can rake 2 lawns that are about the same size in 3 hours. Mike can rake 2 lawns that are about the same in 4 hours. How long would it take both boys to work together to rake 2 lawns? Write and solve an equation for this situation. Explain how to set up the equation, using w = rt.

anonymous · Answer

Answer: rate of Taye= 2/3 lawns per hour
 rate of Mike=1/2 lawns per hour
 if they work together rate will be= 2/3+1/2=7/6 lawns per hour
 so needed time= 2/(7/6)= 12/7 hours= 1.714 hours