Interpreting Line Graphs Worksheet

**Page 1**

1.

In which month did the company get a high profit?

a. | November | ||

b. | March | ||

c. | December | ||

d. | January |

Correct answer : (3)

2.

The line graph indicates the number of students in different classes. Identify the one that comes second in the ordered pairs.

a. | school | ||

b. | number of students | ||

c. | classes | ||

d. | line graph |

Correct answer : (2)

3.

The management of a company changed in the year 1998. The graph shows the investments (in thousands of dollars) of the company on a project from 1998 to 2001. For how many years is the investment of the company maintained?

a. | 2 | ||

b. | 5 | ||

c. | 3 | ||

d. | 4 |

[Observe from the graph, a horizontal line segment between the years 1999 and 2001.]

Correct answer : (1)

4.

Use the line graph to find the average sales of sport shoes during the period 1987 to 1992.

a. | 400,000 | ||

b. | 390,000 | ||

c. | 440,000 | ||

d. | 340,000 |

Correct answer : (1)

5.

The line graph represents the population of a country from the year 1989 through 1992. Find the percentage increase in the population from the year 1989 to 1992, correct to 1 decimal place.

a. | 65% | ||

b. | 68% | ||

c. | 66.7% | ||

d. | 67.7% |

Correct answer : (3)

6.

The line graph represents the days of a month, on which the students in Swetha′s class were born . Find the total number of students born on the 1^{st} and 2^{nd} days of the month.

a. | 12 | ||

b. | 21 | ||

c. | 18 | ||

d. | 24 |

Correct answer : (2)

7.

The line graph indicates the number of Health care centers in different localities. What does the second number in the ordered pair (7, 4) represent?

a. | health care | ||

b. | line graph | ||

c. | number of health care centers | ||

d. | localities |

Correct answer : (3)

8.

The following line graph shows the profits made by Charles & Co. How much did the profit decrease from 1989 to 1992?

a. | $2 million | ||

b. | $5 million | ||

c. | $3 million | ||

d. | $4 million |

Correct answer : (3)

9.

The graph shows the annual sales of Brad & Co. from the year 1997 to 2002. Find the maximum sales made by the company during the period.

a. | $61,000 | ||

b. | $65,000 | ||

c. | $55,000 | ||

d. | $60,000 |

From the graph, the sales in the year 1998 was the highest.

[For the year 1998, the vertical coordinate of the point is the highest.]

The maximum sales made by the Brad & Co. is $60,000.

[Vertical coordinate of the point.]

Correct answer : (4)

10.

The graph shows the investment made by a company on a project in 5 years. Find the total investment made by the company on the project.

a. | $290,000 | ||

b. | $340,000 | ||

c. | $310,000 | ||

d. | $270,000 |

Total investment = $60,000 + $80,000 + $75,000 + $45,000 + $50,000 = $310,000 .

The total investment by the company on the project is $310,000.

Correct answer : (3)