CBA 8 Review 14.1-14.4

The graph below shows the relationship between the amount of money Martin will spend, y, and the number of tickets he buys, x. Which equation represents the relationship between x and y?

 

• y = 15x

• y = 7.5x

• y = x + 7.5

Which ordered pair describes a point that is located 2 units to the left of the origin and 3 units above the x-axis?

• (-2,3)

• (2,-3)

• (-3, 2)

Which table shows only the values that represent the following relationship between  a and b? b=a + 24.9

 

• 
• 
• 

The table shows the relationship between the amount of money Jack earns, x, and the amount of money Julie earns, y, at the end of each day.

• y= x+ 2.75

• y= x- 2.25

• y= x + 1.25

Alisha earns $175 for 10 hours of work. The table below shows the relationship between the amount of time she works and the amount of money she earns. What is the amount of money earned for 2 hours?

• 35

• 350

• 40

Alisha earns $175 for 10 hours of work. The table below shows the relationship between the amount of time she works and the amount of money she earns. What is the amount of money earned for 6 hours?

• 105

• 70

• 115

  Shaundra made this graph in order to show the results of a science experiment. She records the changes in height of the plant, in inches,. according to amount of fertilizer, in pounds, added to the soil.

 

• (2,4,6,8,10)

• (1,2,3,4,5)

• (.05,.10,.15,.20,.25,.30)

Will practices at a batting cage. The table shows the total cost based on the number of tokens purchased. Which of the following is the independent variable in this situation?

• number of tokens

• total cost

• $7.00

Which equation matches the table?

• y = x + 5

• y = 5x

• y = x - 5

• (y = x + 2.75)

• (y = x + 1.75)

• (y = x + 1.25)