Question

a bell rings every 6 minutes. another bell rings every 8 minutes. if both bells ring at the same time now, after how many minutes will they ring together again?

Explanation:

Step1: Prime factorize 6

$6 = 2 \times 3$

Step2: Prime factorize 8

$8 = 2^3$

Step3: Find LCM of 6 and 8

$\text{LCM}(6,8) = 2^3 \times 3 = 24$

Answer:

24