state gov DSSSB Junior Assistant, Steno and LDC Mock Test 2023 - 24 Quantitative Aptitude Time and Work Pipe and Cistern
Two pipes can fill an empty tank in 1.8 hours and 3 hours respectively while a third pipe can empty a tank filled in x hours. If all three pipes are opened simultaneously then an empty tank is completely filled in 2.25 hours. Find the value of x.
1
2
2
2.25
3
1.5
4
2.5