8. Find the smallest number from which if 5 is
subtracted it becomes divisible by 20, 28 and 30.
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Lcm(20,28,30) = 420
Therefore , the number from which 5 is subtracted will be the lcm if these.
Therefore, the number is
420+ 5 = 425
Therefore , the number from which 5 is subtracted will be the lcm if these.
Therefore, the number is
420+ 5 = 425
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