if A can do a work in 12 days.and B can do the work in 15days.if A and B together can do the work then how many days they can finish the work?
Answers
Answered by
0
yeah its correct (but nt sure though)
Answered by
1
Given,
A=12 Days
B=15 Days
LCM (12,15) = 60(total work)
A's one day work = 60÷12 = 5
B's one day work = 60÷15 = 4
Together's one day work, A+B= 9
No of days= Total work÷ Efficiency
A+B= 60÷9 = 6.67 days [approximately 7days]
Ans:- A and B together can complete the work in 6.67days
Similar questions