engineering recuitment OSSC Combined Technical Services (ଓଡିଶା) Mock Test 2023-24 Quantitative Aptitude Time and Work Work Efficiency
A is twice as good a workman as B, and therefore, able to finish a piece of work in 30 days less than B. In how many days, they can complete the whole work, working together?
1
30 days
2
15 days
3
20 days
4
40 days