defence exam Indian Navy Fireman/Fire Engine Driver Mock Test 2024 Quantitative Aptitude Time and Work
Amar alone can do (3/5) part of a work in 3 hours. Aman alone can do (3/10) part of same work in 6 hours. If they work together, then how many hours will they take to complete (1/4) part of the same work?
1
1 hour
2
2 hours
3
1.5 hours
4
3.5 hours