Questions :
The ratio of the efficiencies of A, B and C is 2 : 5 : 3. Working together, they can complete a work in 27 days. B and C together can complete 4/9th part of that work in :
Options :
- 27 days
- 15 days
- 17 1/2 days
- 24 days
correct answer : b)

Questions :
The ratio of the efficiencies of A, B and C is 2 : 5 : 3. Working together, they can complete a work in 27 days. B and C together can complete 4/9th part of that work in :
Options :
correct answer : b)
