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In a market 4 men are standing .The average age of the four before 2 years is 55, after some days one man is added and...
Solution
The average age of the 4 men before 2 years = 55 yearsPresent average age of the 4 men = 55 + 2 = 57 yearsSum of the...
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If the average age of N members is = MThen, the average age of N members after P years = M + PThe average age of 4 men = 57 yearsThe age of...
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