Question

39 persons can repair a road in 12 days, working 5 hours a day. In how many days will 30 persons working 6 hours a day, complete the work? ​

Answer 1

Answer:

39 people can do it in 12 days working for 5 hours means 39 people can do it in 60 hours.

so by inverse variations

39×60

30×6

=13 days

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