15-men-can-complete-a-work-in-10-days-working-8-hrs-per-day-How-many-persons-are-required-to-complete-double-the-work-in-25-days-working-6-hrs-per-day-

Question Number 99358 by PengagumRahasiamu last updated on 20/Jun/20

15 men can complete a work in 10 days,

working 8 hrs . per day . How many

persons are required to complete

double the work in 25 days, working

6 hrs . per day ?

Commented by john santu last updated on 20/Jun/20

16 persons

Answered by john santu last updated on 20/Jun/20

\Rightarrow 15 \times 8 \times 10 = 1 work

\Rightarrow t \times 6 \times 25 = 2 work

\Leftrightarrow (15 \times 8 \times 10) \times 2 = t \times 6 \times 25

t = \frac{150 \times 16}{150} = 16 persons