Key word: percentage (that says proportion of the whole) so a Pie chart.
A pie chart because pie chart deals with percentage
Histogram
stem and leaf
histogram
Stem-and-leaf plot
Almost any: column, bar, line, scatter, pictogram. A histogram is OK but the frequency density must be calculated on the basis of the number of families in each income range and not the income range itself.
pictograph
A pie chart would most likely be best.
Circle graph
Pie Chart
circle graph
circle graph
Pie Chart
A histogram
histogram
bar graph
Histogram
histogram