Linear Relationships Mixed Review

• Seth should rent from Cross County Car Rentals because their cost per day is less than Right Route Car Rentals.

• Seth should rent from Right Route Car Rentals because their cost per day is less than Cross Country Car Rentals.

• Seth should rent from Cross Country Car Rentals the first day because their first-day rate is better than that of Right Route Car Rentals.

• Seth will pay the same amount regardless of the rental company he chooses since both have the same cost per hour.

Nole bought a 12 month gym membership for $150. If this relationship is graphed with the number of months on the x-axis and the cost on the y-axis, what is the slope of the graph in dollars per month of membership?

• $22.50

• $15.00

• $12.50

• $27.00

Francine's Flower Emporium is hosting a sale where you can buy 3 bouquets for $50.00. What is the constant of proportionality in dollars per bouquet, to the nearest cent?

• $16.67

• $50.00

• $150.00

• $18.60

What is the value of x for point D shown on the coordinate plane?

• 5.4

• 6

• 7

• 8.5

Gary worked out at the gym an average of 1.25 hours each day for a week. Write an equation that represents the amount of time Gary worked out (y) per day(x).

• 7 = 1.25x

• y = 1.25x

• x = 1.25y

• y = 7x

A painter uses a ratio of red paint to white paint to make a pale pink shown in the table. He decides to make a shade of pink that is darker than the original ratio by decreasing the ratio of red paint to white paint. Which measurements of paint shown below would result in a darker shade of pink? Choose one correct answer.

• 
• 
• 
• 
• 

Which equation matches the table?

• y = x + 5

• y = 5x

• y = x - 5

• x = y - 5

What is the equation for the table?

• y =1/4x -3

• y =4x - 3

• y = -3x -3 

• y =-2x -3 

What does the y-intercept represent in this graph?

• Every minute 60 students got off the bus.

• There were 60 students to start with on the bus ride. 

• Each minute, 10 students got off the bus. 

• 60 students rode the bus every minute. 

A camp charges families a fee of $625 per month for one child and a certain amount more per month for each additional child. Use the graph to write an equation in slope-intercept form to represent the amount a family with x additional children would pay.

• y = 625x + 225

• y = 225x 

• y = 225x + 625

• y =  625