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      Question

      What is the largest number that when divides 85 and 121

      leaves remainders 5 and 11 respectively?
      A 40 Correct Answer Incorrect Answer
      B 80 Correct Answer Incorrect Answer
      C 20 Correct Answer Incorrect Answer
      D 10 Correct Answer Incorrect Answer

      Solution

      ATQ,

      Since, 85 = 10 ร— 8 + 5 And, 121 = 11 ร— 10 + 11 So, desired number = 10 (Or using subtraction method) 85 - 5 = 80 121 - 11 = 110 HCF of 80 and 110 = 10

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