Double bar graph Properties

Double Bar Graphs Properties:

Few Instruction to construct the double bar graphs. The instructions are given below.

• The frequency scale must start from zero and go up in equal steps in x-axis and y-axis.
  
  
• Bars should have equal width
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• Colors for two different types data and the abbreviation for the color was given separately in the graph sheet.
  
  
• Both of the axes were labeled and they should name as per the given data.

HELP ON :10th grade geometry.