Draw a frequency polygon to represent the following data:

Construct a frequency polygon from the following data :

The median of the data 2, 7, 9, 13, 20, 22, 24, 25, 27, 28, 35, 40, is :

1. 24

2. 23

3. 25

4. 27

Following data have been arranged in the ascending order.

29, 32, 48, 50, x, x + 2, 72, 78, 84, 95.

If the median of the data is 63, the value of x is :

1. 31

2. 62

3. 124

4. 134