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Quantitative Aptitude

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Percentage & Averages

Question
6 out of 30
 

If the average age of 20 employee of a Bank is 30 years and if the age of director added then average is increase by 1 then find out the age of Director.



A 5
B 50
C 49
D 52
E None of these

Ans. A Total age of employee before director came = 20 × 30 = 600

Now total age of employee = 21 × 31 = 651

Age of Director = 651 – 600 = 51

Percentage & Averages Flashcard List

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