engineering recuitment MP Vyapam Sub Engineer Mock Test 2024 Quantitative Aptitude Time and Work Pipe and Cistern
It takes two pipes A and B, running together, to fill a tank completely in 4 minutes. If it takes A, 6 minutes less than B, to fill the tank completely, then what will be the time taken by B alone to fill the tank completely?
1
12 min
2
20 min
3
6 min
4
15 min