Question
Average run scored by a batsman in first ‘x’ matches
is 41. In next 12 matches he scored runs with an average of 61 so that his overall average increased by 3. Find the value of x.Solution
(41x + 12 × 61)/(x + 12) = 44  => 41x + 732 = 44x + 528 => 3x = 204 => x = 68
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