Question

45 people can dig a hole in 5 hours. How long will 20 people take to dig the same whole​

Answer 1

Answer:

There are 45×5=225 hours of work to complete the hole. If we then divide this total number by the new number pf people, we get 225÷20=11.25 hours to dig the hole.

Step-by-step explanation:

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Answer 2

There are 45×5=225 hours of work to complete the hole. If we then divide this total number by the new number pf people, we get 225÷20=11.25 hours to dig the hole. A, B, and C together can finish a work in 7 days.