Question
Average run scored by a batsman in first
‘x’ matches is 88. In next 10 matches he scored runs with an average of 100 so that his overall average increased by 4. Find the value of x.Solution
(88x + 10 × 100)/(x + 10) = 92
=> 88x + 1000 = 92x + 920
=> 4x = 80
=> x = 20
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