Teaching KVS Junior Secretariat Assistant (LDC) Mock Test 2022 Quantitative Aptitude Number System LCM and HCF
Four bells ring at intervals of 4, 6, 8 and 14 seconds. They start ringing simultaneously at 12.00 o'clock. After what time will they again ring together?
1
3 minutes 44 second
2
3 minutes 20 second
3
3 minutes
4
2 minutes 48 second