five bells start trolling at intervals of 4,5,7,8,10 each, when will they ring together?
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Answer:
After 280 seconds they will ring together.
Step-by-step explanation:
For finding the time when the five bells ring together, we want to find the LCM of 4,5,7,8,10
LCM = 2 ×2 × 2 × 5 × 7
= 280
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