New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    A player scored an average of 46 runs per match over 12

    matches. In the following 8 matches, his average was ‘x’ runs, and his overall average improved to 50 runs per match. Find the value of 'x'.
    A 93 Correct Answer Incorrect Answer
    B 34 Correct Answer Incorrect Answer
    C 56 Correct Answer Incorrect Answer
    D 44 Correct Answer Incorrect Answer

    Solution

    ATQ,

    {46 × 12 + 8 × x}/(12 + 8) = 50

    Or, 8x + 552 = 50 × 20 = 1000

    Or, 8x = 448

    Or, x = 56

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