engineering recuitment OSSC Combined Technical Services (ଓଡିଶା) Mock Test 2023-24 Quantitative Aptitude Number System LCM and HCF
Pendulam A rings once in 6 seconds pendulum B rings once in 4 seconds while Pendulam C rings once in 12 seconds. In 2 minutes 25 seconds, how many times they ring together?
1
10 times
2
11 times
3
12 times
4
13 times