kmybo88 kmybo88

25-08-2016
Mathematics

contestada

Alanna can detail a car in 45 minutes. Robbie can detail a car in 30 minutes. If they work together, how many minutes does it take them to detail a car?
Please help ASAP:)

Respuesta :

rcsmaxx rcsmaxx

25-08-2016

45+30=75 75:2= 37.5 37 min and 30 sec

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