Question

It takes 10 workers 5 days to finish a road repair when working 2 hours a day! How many days would it take 2 people working it at 5 hours a day to complete it?

Answer 1

the answer is 10 days

Explanation:

10 workers⋅5 days ⋅2 hoursday=100 worker-hours

2 workers ⋅5 hoursday=10 workers-hoursday

100 worker-hours⋅1 day10 worker-hours=10 days