A can 15 day b can do a work 20 days if they work togather for 4 days then the fraction
Answers
Answered by
3
hi bro,
it's given that a can do work=15days
A's one day work =1/15
B's one day work =1/20
(a ans b)'s one day work =1/15+1/20=7/60
the we will find (a and b)'s four day work=7/60×4=7/15
it's given that a can do work=15days
A's one day work =1/15
B's one day work =1/20
(a ans b)'s one day work =1/15+1/20=7/60
the we will find (a and b)'s four day work=7/60×4=7/15
Similar questions