FireFighter Exam Prep

Question

A work crew of 6 people can clear 2,400 square feet of scrubs in 1 hour, how long will it take 8 crew members to clear 4,800 square feet

Answer 1

If 6 people can clear 2400 in one hour that would be 2400/6 = 400 sq ft for each person per hour

So

4800/(8*400) = 4800/3200 = 1.5 hours