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The table above shows the frequency distribution of the ages (in years) of pupil...


Question

The table above shows the frequency distribution of the ages (in years) of pupils in a certain secondary school. What percentage of the total number of pupils is over 15 years but less than 21 years?

Options

A) 35%

B) 45%

C) 50%

D) 60%

The correct answer is C.

Explanation:

% of those above 15 but less than 21 years
age = 25/50 x 100/1
= 50%

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