Question

25 workers can complete a work in hour 30.find the number of hour required to complete the same work by 10 workers

Answer 1

Given :-

25 workers can complete a work in hour 30.find the number of hour required to complete the same work by 10 workers.

To Find :-

Number of hour to complete same work by 10 workers.

Solution :-

Now,

By using Unitary method, we get,

➞ 25 workers can do a work in 30 hours

➞ 1 worker takes to do work = 30/25 = 6/5hours

So,

➞ 10 worker can do it in = 6/5 × 10 = 12 hours

Answer 2

Answer:

10 worker can do this in 12 hours

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