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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:)
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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:)

User Mbrcknl
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45+30=75 75:2= 37.5 37 min and 30 sec
User Kelton Temby
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