A hotel owner asked her guests how they traveled to her hotel. The given bar graph shows the mode of transport they used.
How many more people traveled by airplane than by boat?
An appliance store sells refrigerators, washing machines, and air conditioners. The given bar graph shows the number of appliances the store has.
How many washing machines does the store have?
The graph shows the number of births at a hospital from 2003 to 2007. How many more births were there in 2007 than 2005?