BANK CBI Sub Staff (Safai Karmachari) Mock Test 2024 Quantitative Aptitude Time and Work Work Efficiency
Two pipes A and B can fill a cistern in 4 hrs. Had they been opened separately, then B would have taken 6 hrs more than A to fill the cistern. How much time will be taken by A to fill the cistern separately?
1
1 hr
2
4 hr
3
6 hr
4
8 hr
5
None of these