Q-18 What is the smallest number that when divided separately by 20 and 48
gives the remainder of 7 every time?
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AnswEr :
247.
When divided separately by 20 and 48 gives the remainder of 7 every time.
The smallest number.
We have to find the L.C.M of 20 and 48.
∴ L.C.M = 2 × 2 × 2 × 2 × 3 × 5 = 240.
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