Multiple Representations

The graph shows the hours and miles that Johnny traveled on his bicycle. If the graph continued, how many miles would Johnny travel in 4 hours?

• 48

• 36

• 12

• 84

Which equation can be used to represent x, the number of CD’s bought, and y, the total cost.

• y=x+8

• y=8x

• x=8y

• x=y+8

Based on the graph, what are the dependent variables for the table.

• 3, 3, 3, 3

• 3, 6, 9, 12

• 6, 9, 12, 15

• 0, 1, 2, 3

Which statement is true about the graph?

• The number of people ordering depends on the number of slices of pizza needed.

• The number of slices of pizza needed depends on the number of people ordering.

• The number of people ordering is the dependent variable.

• The number of slices of pizza is independent variable.

The table shows the relationship between the numbers of students and numbers of groups for a project. Which statement is true?

• There are 8 more students than groups.

• There are 8 fewer students than groups.

• There are one-third as many students as groups.

• There are three times as many students as groups.

The graph shows the relationship between the number of dollars a worker earns and the number of hours worked. Is this an additive or multiplicative relationship?

• multiplicative

• additive

Which of the following statements about the graph is true?

• The graph shows an additive relationship represented by the equation y = x + 8

• The graph shows a multiplicative relationship represented by the equation y = x + 8.

• The graph shows an additive relationship represented by the equation y = 8x.

• The graph shows a multiplicative relationship represented by the equation y = 8x.

Which of the following statements does NOT represent a multiplicative relationship?

• • There are three times as many apples as bananas.

• • There are one-fourth as many girls as boys in Mr. Clark’s class

• • There are five more chocolates than cherries.

• • The amount Sally earns each hour is $18.50

An adult male gorilla eats about 40 pounds of vegetation every day. Which equation represents the relationship between p, the number of pounds of vegetation an adult male gorilla eats in d days.

• p=40+d

• p=40d

• d=40p

• d= 40+p

Does the following table represent an additive or multiplicative relationship?

• multiplicative

• additive