SSC Delhi Police Head Constable (Ministerial) 2025 Mock Test (New) Quantitative Aptitude Time and Work Pipe and Cistern
An inlet pipe can fill a water storage tank in 11 hours and an outlet pipe can empty the completely filled tank in 15 hours. If both pipes opened simultaneously. The time taken to fill the empty tank (in hrs) is :
1
45\(\frac{1}{2}\)
2
41\(\frac{1}{4}\)
3
49\(\frac{3}{4}\)
4
40