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

Question

It took 3 people
`2 (1)/(2)` hours to paint a large room. How long would it take 5 people to paint a similar room?

Answer 1

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.