Question
On dividing a certain number by 342, we get 47 as remainder . If the same number is divided by 18 , what will be the
number remainder ?
Answer: Option A
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Suppose that on dividing the given number by 343, we get quotient = k and remainder = 47,
Number = 342 + 47
= (18 x 19k) + (18 x 2) + 11
= 18 x (19k + 2) + 11
So , the number when divided by 18 gives remainder = 11
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