Question
If average of first 10 numbers is (n – 46) and the sum
of remaining number is 1850. Find the value of ‘n’, if the average of 20 numbers is ‘n’.ÂSolution
According to the question, => 20n = 10 × (n – 46) + 1850 => 20n - 10n = 1850 – 460 => n = 139
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