Question

three bell are ringing at a time at 8.30 o clock, if they ringing continue after 4,5 and6 min then in which tym they ring together​

Answer 1

Take the LCM of 4,5,6

LCM = 2×2×3×5

= 60

So the bell will ring after 60 min all together

, it will ring at 9:30

$Take \: the \: LCM of 4,5,6 \\ </p><p>LCM = 2×2×3×5</p><p> = 60</p><p></p><p>So \: the \: bell \: will ring \: after \: 60 \: min \: all \: together</p><p>, it \: will \: ring \: at \: 9:30$