Five bells begin to toll together and toll respectively at intervals of 6, 7, 8, 9 and 12 seconds. After how many seconds will they toll together again ?
A. 72 seconds
B. 612 seconds
C. 504 seconds
D. 318 seconds
Answer: Option C
Solution(By Examveda Team)
LCM of (6, 7, 8, 9, 12)LCM = 3 × 2 × 7 × 4 × 3 = 504
They will toll after every 504 seconds
This Question Belongs to Arithmetic Ability >> Problems On H.C.F And L.C.M
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