Question

120 people can complete a piece of work in 30 days in how many days can 150 people with

Answer 1

120 people can do work in 30days

Now in Question

150 people can do work in how many days

120 people - 30 days

150 people - ? (X)

Now cross multiply

120 multiply x is equal to 150 multiply 30

Therefore

X is equal to 150 multiply 30 divided by 120

4500 divided by 120

Therefore answer is 37.5