Bar Charts Questions

The bar graph shows the number of soldiers in the armies of different countries. Study the diagram and answer the following questions.

Number of soldiers of country F is greater than those of country A by ___________.

The bar chart represents sales of four companies C1, C2, C3 and C4 (in millions) for the year 2012, 2013 and 2014.

Consider the bar chart and answer questions based on it.

Which two companies showed increase in their sales from 2012 to 2013?