state gov BSSC LDC (Ex-Servicemen) Mock Test Series 2025 Quantitative Aptitude Time and Work Work Efficiency
Let working hours in a day be 8 hours. A completes \(\frac{1}{3}\) of a work in 5 days and B, \(\frac{2}{5}\) of the work in 10 days. The number of hours required to do the complete work by both A and B together, is:
1
92
2
58
3
60
4
75