State Test Review #3

The cost for 10 ounces of organic blueberries is $2.70. Which equation can be used to determine x, the cost, in dollars, for 30 ounces of organic blueberries?

The table on #11 shows a proportional relationship between x and y.

What is the constant of proportionality for the relationship between x and y?

• 0.25

• 0.50

• 1.50

• 1.75

Mr. Jensen purchased an airline ticket on a web site. The original price of the airline ticket was $473.00. He used a coupon code to recieve a 20% discount. A sales tax of 12% was applied after the discount. What was the total purchase price of the airline ticket after the discount, including sales tax?

• $105.92

• $332.99

• $423.81

• $529.76

• -20.25

• -17.25

On a map, two cities are 2.8 inches apart. The map has a scale of 1 inch to 25 miles. How far apart, in inches, would the same two cities be on a map that has a scale of 1 inch to 40 miles?

• 1.20

• 1.60

• 1.75

• 1.80