1. It takes 45 minutes for two people to clean six identical rooms. How
2 answers:
Answer:
To clean 20 identical rooms 5 people will take 1 hour .
Hope It Helps You.
Answer: 5 people will clean 20 rooms in 1 hour.
Step-by-step explanation:
45 minutes is 45/60 = 0.75 hours
The two people invested 2(0.75) = 1.50 man•hrs to clean 6 rooms
each room took 1.5/6 = 0.25 man•hr/room
To clean 20 rooms will take 20(0.25) = 5 man•hrs
5 man•hrs/5 people = 1 hr.
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