Homework Problems for Data Interpretation

1.    The following bar graph shows the income in millions for each company.

Find the income change in millions for company C from 1994 to 1996.

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2.    The following bar graph represents the number of students at a college with the majors of Math, English and History.

The number of English majors in 1994 accounted for what percent of the three majors in that year?

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4.

For City A, the average number of cars traveled on West Ave. during 1992 were how much greater than the average number of cars traveled on North Ave. during 1990?

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For questions 5 - 8, refer to the following graph:

5.    In how many years did the marketing department receive more funds than both the printing and the payroll departments combined?

6.    In 1993, what were the combined distribution of funds to the printing and marketing departments. (Write your answer is in the form of thousands)

7.    From 1991 to 1994, by what percent did the annual distribution of the payroll department increase?

8.    From the given information of the bar graph, which of the following statements can be inferred?

I.   From 1992 to 1994, the annual distribution of the printing department increase by 300%.
II.   During 1991 and 1992 the annual distribution of the printing department decreased.
III.   During the year 1994 the payroll department accounted for 60% of the allocated money during that year.

Which of the above statements are true?

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The following graphs are for problems 9 and 10.
The bar graph shows the income from each product in thousands for Jones Electronics in the year 1990.   The pie chart shows the expenses and profit for the company in 1990.

9.    Find the amount the company spent on advertising during the year 1990.

10.    Which of the following statements are true regarding the Jones company in 1990.
i)   The amount of income from product B and C was sufficient to cover the expenses for material.
ii)   The amount of money spent on wages is twice as much as the amount spent on insurance.
iii)   The profit during the year was greater than the amount of income from product E.

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The following graphs are for problems 11 - 14.
The bar graph shows the income from each source for the Smith Family in the year 1998 in thousands.   The pie chart shows the expenses for the Smith Family in 1998.

11.    Find the amount the Smith’s spent on housing in 1998.

12.    Determine which of the following statements are true given the above information regarding the Smith’s family budget in the year 1998.
i)   Real Estate income generated half as much income as Stocks.
ii)   The income from Stocks is sufficient to cover the amount of money that goes into Savings.
iii)   The husband’s income is sufficient to cover the amount of money spent on Medical and Auto.

13. For the given year, how much more money was spent on Food than on the Other category?

14. For the given year, approximately what percentage of the total income came from Stocks and Investments?

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15.    The following graph shows the number of sales for Company A and Company B for the given years.   Between which two consecutive years did Company B have the greatest drop in sales and Company A have the greatest increase in sales?

Homework Solutions

1.    200

2.    47%

3.    2.8 million metric tons

4.    150

5.    1 during 1991

6.    225,000

7.    200

8.    I and II

9.    $75,000

10.    ii only

11.    $65,000

12.    i and iii

13.    $15,600

14.    23%

15.    1992 to 1993