brain400xx brain400xx

08-05-2016
Mathematics

Answered

It took 3 people \(2 \frac{1}{2}\) hours to paint a large room. How long would it take 5 people to paint a similar room?

Verified Answer :

08-05-2016

I used an old method I hope u understand.
3 people=150 minutes
1 person=150.3=450 minutes
Therefore, 5 people will be 450/5=90
Therefore, the answer is 1hr 30minutes or 90minutes.

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