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Dovator [93]
2 years ago
14

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 mi

nutes to rinse these dishes. How
long will it take them if they rinse these 720 dishes together?
minutes
Mathematics
1 answer:
creativ13 [48]2 years ago
7 0

Answer:

48 minutes

Step-by-step explanation:

\frac{1}{72} + \frac{1}{144} =\\\\\frac{2}{144}+\frac{1}{144}  =\\\\\frac{3}{144} \\\\

144÷3=48

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