A and B can finish a piece of work in 30 days, B and C in 40 days while C and A in 60 days. A, B, C together will finish the work in how many days?
Asked by rhinithaa
| 31st Jul, 2010,
03:42: PM
Expert Answer:
Dear Student,
(A + B)'s one day's work = 1/30
(B + C)'s one day's work = 1/40
(C + A)'s one day's work = 1/60
Adding we get
2(A + B + C)'s one day's work =
(A + B + C)'s one day's work = 3/80
So together A, B and C can do the work in 80/3 days
Regards,
Team Topper Learning
Answered by
| 31st Jul, 2010,
07:18: PM
Kindly Sign up for a personalised experience
- Ask Study Doubts
- Sample Papers
- Past Year Papers
- Textbook Solutions
Sign Up
Verify mobile number
Enter the OTP sent to your number
Change