kmartinkokmart1193 kmartinkokmart1193
  • 03-08-2018
  • Mathematics
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A task is completed by 30 persons in 4 days. In how many days the same will be completed by 40 persons? REASON.

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sarajevo
sarajevo sarajevo
  • 03-08-2018

As per the given data

A task is completed by 30 persons in 4 days

we are supposed to find In how many days the same will be completed by 40 persons

Task is completed by 30 persons in 4 days, it mean

30 person does one fourth of the work in one day

1 person does [tex] \frac{1}{4*30}=\frac{1}{120}th [/tex] of the work in one day

So back to previous step,

work done by 40 person in one day =[tex] 40*\frac{1}{120} =\frac{1}{3} [/tex]

Hence the number of days required to complete the work by 40 person =3

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