Name:    Lesson 4: Communicate About Circle Graphs

1.

Use the following chart to answer the questions below.

 Day Percent of Sales Monday 6 Tuesday 28 Wednesday 12 Thursday 12 Friday 42 Total

Which day had the greatest percent of sales?
 a. Tuesday b. Wednesday c. Thursday d. Friday

2.

Which day had the least percent of sales?
 a. Monday b. Tuesday c. Wednesday d. Thursday

3.

Which two days would be represented by the same angle amount on a circle graph?
 a. Monday & Tuesday c. Wednesday & Thursday b. Tuesday & Wednesday d. Thursday & Friday

4.

Use the following chart to answer the questions below.

5.

Which of the following statements is true?
 a. There were more girls than boys surveyed. b. There were more boys than girls surveyed. c. The fewest students surveyed were in grade 9. d. The fewest students surveyed were in grade 7.

6.

The smallest sections of the pie graph would be represented by which grade?

7.

Use the chart below to answer the following questions.

 Outdoor Activity Number of Students Percent Central Angle (º) Bike Riding 10 Rollerblading 16 Snowboarding 10 Skiing 4 Total 40

The largest percent of students enjoy which outdoor activity the most?
 a. bike riding b. rollerblading c. skiing d. snowboarding

8.

The two sections of the graph that would be equal are:
 a. bike riding & snowboarding c. skiing & bike riding b. rollerblading & snowboarding d. skiing & rollerblading

9.

Which outdoor activity on the graph is represented by 10%?
 a. rollerblading c. skiing b. bike riding d. none of the above

10.

Rollerblading represents what portion of the graph?
 a. 25% b. 50% c. 5% d. 40%