Draw a histogram, a frequency polygon and a smoothed frequency curve

Draw a histogram, a frequency polygon and a smoothed frequency curve from the following data related to marks secured in economics by students of Harcourt Butler School in a house test,
draw-a-histogram-a-frequency-polygon-and-a-smoothed-frequency-curve-1

The required curves are shown in following figure
draw-a-histogram-a-frequency-polygon-and-a-smoothed-frequency-curve-2