End of Unit 8/9 Extra Credit

Which graph represents a proportional relationship?

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Tags

CCSS.7.RP.A.2D

The graph shows to cost C in dollars of W pounds of blueberries, a proportional relationship.

Select all the true statements.

• 1 pound of blueberries costs $2.75.

• 2.75 pounds of blueberries cost $1

• 5 pounds of blueberries cost $15.50.

• 12 pounds of blueberries cost $33.

Tags

CCSS.7.RP.A.2B

Clare used 25% less butter this month than last month when baking holiday treats. If she used 240 tablespoons of butter last month, how many tablespoons did she use this month?

(a)  

Tags

CCSS.6.RP.A.3C

Han earned $850 over the summer working odd jobs. He wants to put his money into a savings account for when he is ready to buy a car.A. His bank offers a simple interest account at 5%, how much interest will Han have earned after 2 years?

(a)  

Tags

CCSS.7.RP.A.3

A car is 180 inches long. A truck is 75% longer than the car. How long is the truck?

• 135 inches

• 240 inches

• 255 inches

• 315 inches

Tags

CCSS.6.RP.A.3C

Write each equation to match the situation.

A shirt, x, is discounted 20%; what is the sale price?

(a)  

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Write each equation to match the situation.

A car salesman makes 2% commission on all cars, x, that he

sells. How much commission does he make?

(a)  

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Write each equation to match the situation.

A marathon runner's time was 2% longer on Tuesday than Monday. How much time did he log on Tuesday when compared to Monday, x.

(a)  

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Write each equation to match the situation.

A family left a 20% tip after their meal. What is the final cost of their meal if the food cost x dollars?

(a)  

Tags

CCSS.6.EE.C.9

Lin’s father is paying for a $20 meal. He has a 15%-off coupon for the meal. After the discount, a 7% sales tax is applied. What does Lin’s father pay for the meal?

(a)  

Tags

CCSS.6.RP.A.3C