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      Question

      A number leaves a remainder of 17 when divided by 23.

      What will be the remainder when three times that number is divided by 23?
      A 8 Correct Answer Incorrect Answer
      B 6 Correct Answer Incorrect Answer
      C 5 Correct Answer Incorrect Answer
      D 12 Correct Answer Incorrect Answer

      Solution

      Number = (23A + 17) , where 'A' is constant.

      Therefore, required remainder = [3 X (23A + 17) ] ÷ 23

      = (69A + 51) ÷ 23 = (69A + 46 + 5) ÷ 23 = 5

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