Question

Three boys Ashmeet , Prince and Rohit puts an alarm which rings at every 5 min ,10min and 15

min respectively. Find when their alarm clock will ring at a same time.
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Answer 1

Answer:

Find L.C.M

Step-by-step explanation:

L.C.M of 5, 10, 15 is 30 min

So after 30 min their alarm clock would ring at the same time