engineering recuitment UPCL AE (E&M) 2021 Mock Test Quantitative Aptitude Time and Work Pipe and Cistern
If two pipes can fill a tank in 39/4 hours, one pipe can fill 26 hours faster than the other. How much time will the slower pipe will take to fill the tank completely?
1
39 hours
2
35 hours
3
65 hours
4
52 hours