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    Question

    A batsman had an average of 82 runs per match in the

    first 25 matches. In his next 15 matches, he scored runs with an average of ‘x’ runs per match so that his overall average becomes 85 runs per match. Find the value of 'x'.
    A 90 Correct Answer Incorrect Answer
    B 80 Correct Answer Incorrect Answer
    C 70 Correct Answer Incorrect Answer
    D 50 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, {82 × 25 + 15 × x} / (25 + 15) = 85 Or, 15x + 2050 = 85 × 40 = 3400 Or, 15x = 1350 Or, x = 90

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