Proportional Relationships and Equations

The equation y = 14x represents a proportional relationship where y is the cost and x is the number of hours worked. How much would be made after working 7 hours?

• $2

• $70

• $98

• $21

Using the table, determine how much 15 concrete blocks would weigh.

• 30

• 120

• 150

• 250

Does the table show a proportional relationship?

• Yes

• No

Write the equation for the table.

• y = 5x

• y = 8x

• y = 1/5x

• y = 1/3

The equation y = 159x represents the cost y of buying x AirPods. How many pairs of AirPods were purchased with $1,272.

• 5

• 6

• 7

• 8

The equation y = 3/2x represents the miles y driven in x hours. How many miles were traveled in 8 hours?

• 24

• 4

• 3

• 12

The equation y = 1/2x represents the cost y for the number of x meals. How many meals can be bought with $40?

• 80 meals

• 20 meals

• 10 meals

• 40 meals

Determine the missing value in the table.

• 15

• 3

• 1/3

• 9

If the relationship in the table is proportional, write its equation.

• The relationship is not proportional

If the relationship in the table is proportional, write its equation.

• The relationship is not proportional