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Mathematics · 2022 · 3 marks
CBSE 2022 · Region 3 · Set 2 · Q8
The percentage of marks obtained by $\displaystyle 100$ students in an examination are given below : Percentage of Marks Number of Students $\displaystyle 30$-$\displaystyle 35$ $\displaystyle 16$ $\displaystyle 35$-$\displaystyle 40$ $\displaystyle 14$ $\displaystyle 40$-$\displaystyle 45$ $\displaystyle 18$ $\displaystyle 45$-$\displaystyle 50$ $\displaystyle 20$ $\displaystyle 50$-$\displaystyle 55$ $\displaystyle 18$ $\displaystyle 55$-$\displaystyle 60$ $\displaystyle 12$ $\displaystyle 60$-$\displaystyle 65$ $\displaystyle 2$
Determine the median percentage of marks.
| Percentage of Marks | Number of Students |
| $\displaystyle 30$-$\displaystyle 35$ | $\displaystyle 16$ |
| $\displaystyle 35$-$\displaystyle 40$ | $\displaystyle 14$ |
| $\displaystyle 40$-$\displaystyle 45$ | $\displaystyle 18$ |
| $\displaystyle 45$-$\displaystyle 50$ | $\displaystyle 20$ |
| $\displaystyle 50$-$\displaystyle 55$ | $\displaystyle 18$ |
| $\displaystyle 55$-$\displaystyle 60$ | $\displaystyle 12$ |
| $\displaystyle 60$-$\displaystyle 65$ | $\displaystyle 2$ |
Marking-scheme solution
| Class | $\displaystyle f$ | $\displaystyle c f$ |
| $\displaystyle 30$-$\displaystyle 35$ | $\displaystyle 16$ | $\displaystyle 16$ |
| $\displaystyle 35$-$\displaystyle 40$ | $\displaystyle 14$ | $\displaystyle 30$ |
| $\displaystyle 40$-$\displaystyle 45$ | $\displaystyle 18$ | $\displaystyle 48$ |
| $\displaystyle 45$-$\displaystyle 50$ | $\displaystyle 20$ | $\displaystyle 68$ |
| $\displaystyle 50$-$\displaystyle 55$ | $\displaystyle 18$ | $\displaystyle 86$ |
| $\displaystyle 55$-$\displaystyle 60$ | $\displaystyle 12$ | $\displaystyle 98$ |
| $\displaystyle 60$-$\displaystyle 65$ | $\displaystyle 2$ | $\displaystyle 100=N$ |
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CBSE Class 10 Mathematics past-paper question from the 2022board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.