defence exam ITBP Constable Tradesman 2024 Mock Test Quantitative Aptitude Time and Work Pipe and Cistern
A tank can be filled by one tap in 6 hours and by another tap in 8 hours. How long will it take to fill the tank, if both the taps are opened together?
1
\(3\frac{2}{7}\) hours
2
\(3\frac{3}{7}\) hours
3
\(3\frac{1}{7}\) hours
4
None of these