railway RRB ALP (CBT 1 + CBT 2 + CBAT) Mock Test Series 2025 (New) Quantitative Aptitude Number System LCM and HCF
X, Y, and Z start at the same time to run around a circular path in the same direction. To complete one round they take 18 min, 24 min, and 36 min respectively. How many rounds would have ‘X’ completed, when they all meet again at the starting point?
1
6
2
9
3
4
4
11