Only the 30th one sum sir plss:

30. The following is the distribution of total household expenditure (in Rs) of manual workers in a city.

 Expenditure (in Rs) 100-150 150-200 200-250 250-300 300-350 350-400 400-450 450-500 No. Of Manual Workers 25 40 33 28 30 22 16 8

Draw a histogram and a frequency polygon representing the above data:

Thank You