regulatoryBody RBI Assistant Prelims and Mains Mock Test 2023 Quantitative Aptitude Time and Work Work Efficiency
A, B and C together has to solve 460 maths. A solves one math in 12 minutes, B in 24 minutes and C in 15 minutes. In what time will these maths be solved if they work together?
1
45 hours
2
32 hours
3
23 hours
4
40 hours
5
30 hours