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This question belongs to Data Interpretation Line Chart
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Directions (1 - 4): The marks obtained by 273 examinees are shown by the frequency polygon. Given that mean marks is 59.5. Study the frequency polygon and answer the given questions.
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If 40 is the pass marks, percentage of students failed is-

Answer & Solution
Correct Answer: Option C
Number of students who got 40% or less marks
= 2 + 4 + 12 + 26
= 44
∴ Required percentage
$$\eqalign{ & = \frac{44}{273} \times 100 \cr & = 16.11\% \cr} $$
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