Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Quantitative Aptitude Time and Work Pipe and Cistern
Consider following statements :
(A) If a pipe can fill a tank in x hours, the part filled in 1 hour is \(\frac{1}{{1 + x}}\)
(B) if a pipe can empty a full tank in y hours, the part emptied in 1 hour is \(1 \over y \)
(C) If a pipe can fill a tank in x hours and another pipe can empty the full tank in y hours (where y > x), then an opening both the pipes, the net part filled in 1 hour = \(\frac{1}{x} - \frac{1}{y}\).
Choose the correct statements from above :
1
(A) and (C) only
2
(A) and (B) only
3
(B) and (C) only
4
(A), (B) and (C)