Grade 12th pass8 grade maths
If certain number of workmen can do a piece of work in 25
hours, in how many hours another set of an equal number of men, do a piece of work, twice as great supposing that 2
men of first set can do as much work in an hour, as 3
men of the second set do in an hour?
A) 60
B) 75
C) 90
D) 105
If certain number of workmen can do a piece of work in 25
hours, in how many hours another set of an equal number of men, do a piece of work, twice as great supposing that 2
men of first set can do as much work in an hour, as 3
men of the second set do in an hour?
A) 60
B) 75
C) 90
D) 105
