CBSE Class 10 Maths (Standard) 2022 · Paper 30/1/1 · Question 7
For what value of , is the median of the following frequency distribution ?
| Class | Frequency |
|---|---|
| 0 - 10 | 3 |
| 10 - 20 | 5 |
| 20 - 30 | 11 |
| 30 - 40 | 10 |
| 40 - 50 | x |
| 50 - 60 | 3 |
| 60 - 70 | 2 |
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