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There are 720 dishes that need to be rinsed. Josh can rinse them in 72 minutes by himself. It will take his friend Felipe 144 minutes to rinse these dishes. How long will it take them if they rinse these
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There are 720 dishes that need to be rinsed. Josh can rinse them in 72 minutes by himself. It will take his friend Felipe 144 minutes to rinse these dishes. How

long will it take them if they rinse these 720 dishes together?
minutes

User Raveline
by
7.4k points

1 Answer

11 votes

Answer:

48 minutes

Explanation:


(1)/(72) + (1)/(144) =\\\\(2)/(144)+(1)/(144) =\\\\(3)/(144) \\\\

144÷3=48

User Silentorb
by
9.0k points
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