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    Question

    In each of the given number-clusters, the number on the

    right side of = (the equal to sign) is calculated by performing certain mathematical operations on the two numbers on the left of = (the equal to sign). All three number-clusters follow the same pattern. Select the number from among the given options that can replace the question mark (?) in the third number-cluster 8, 35 = 29 10, 48 = 52 12, 57 = ?
    A 87 Correct Answer Incorrect Answer
    B 75 Correct Answer Incorrect Answer
    C 95 Correct Answer Incorrect Answer
    D 67 Correct Answer Incorrect Answer

    Solution

    82 – 35 = 29 102 – 48 = 52 122 – 57 = 87

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