Seudónimo Seudónimo

15-11-2020
Mathematics

contestada

Working alone, Dan can do a certain job in three hours and Stan can do the same job in two hours. At these rates, how long would it take Dan and Stan to do this job working together?

Respuesta :

anjola12 anjola12

16-11-2020

Answer:

2 hours and thirty minutes

Step-by-step explanation:

3+2=5

5/2=2.5

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