A can do 1/2 of a piece of work in 5 days, B can do 3/5 of the same work in 9 days, and C can do 2/3 of that work in 8 days. In how many days can all of them together do the work?
Options:
- A: 3 days
- B: 4 days
- C: 4.5 days
- D: 5 days
Related Practice Questions:
- A sum of ₹4000 is invested at compound interest for 2 years at a rate of 10% per annum. What will be the total amount at the end of 2 years?
- At what rate of simple interest per annum will a sum of money double itself in 8 years?
- The difference between the compound interest and simple interest on a certain sum of money for 2 years at 5% per annum is ₹25. Find the sum.
- The study of living organism :
Loading Preview