# Bar Graph Problems

Sample Problems on Bar Graphs

Problem 1:

The following table illustrates the average employee salary at Smith, Inc. for each of the last fifteen years. Mrs. Smith, the general manager of Smith, Inc., has been asked to submit to the local newspaper a bar graph illustrating the average employee salary in her company for each of the last 15 years.

 Year Salary 1983 32,500 1984 33,250 1985 33,350 1986 37,400 1987 32,000 1988 35,800 1989 37,800 1990 34,480 1991 40,000 1992 39,500 1993 36,100 1994 35,400 1995 37,500 1996 38,000 1997 36,900

Problem 2:

Your basketball team, the Ricebirds, has been asked to create a bar graph illustrating your team’s scores for each of its last ten games. The following table illustrates these scores.

 Game Score 1 67 2 72 3 71 4 68 5 70 6 65 7 75 8 78 9 77 10 80

Problem 3:

Quality Motor Company is claiming that their cars have increased in quality more significantly than the cars of their competitors. They want to use bar graphs showing the average longevity of cars from each company, as well as their own, for each of the last 12 years. Given the following data for the company, create this bar graph.

 Year Avg. # Years Until Repairs are Needed 1986 2.6 1987 2.3 1988 2.5 1989 2.5 1990 2.8 1991 1.9 1992 3.0 1993 3.1 1994 2.8 1995 3.2 1996 3.6 1997 3.5

Problem 4:

You are the manager of the local mall, and you want to express to the public the safety of your mall. Use the following data that has been collected during the past year to make a bar graph.

 Month # Crimes Reported Jan. 2 Feb. 1 Mar. 1 Apr. 3 May 4 June 5 July 5 Aug. 4 Sept. 1 Oct. 2 Nov. 1 Dec. 3