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

    Question

    Average run scored by a batsman in 20 innings is 60. In

    next 6 innings, he scored runs with an average of ‘x’ so that his overall average increases by 3. Find the value of x.
    A 73 Correct Answer Incorrect Answer
    B 70 Correct Answer Incorrect Answer
    C 75 Correct Answer Incorrect Answer
    D 77 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Total runs scored in 20 innings = 20 × 60 = 1200 Total runs scored in 26 innings = 26 × 63 = 1638 So, 6x = 1638 – 1200 = 438 Or, x = 73

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