Unit 4 Quiz 2 - Percent Increase/Decrease

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

How long is the truck?

Show your work or consider making a table or double number line.

1. Today, everything at a store is on sale. The store offers a 20% discount. The regular price of a T-shirt is $18. What is the discount price?

2. Show your work or consider making a table/number line.

Lin’s father is paying for a $20 meal. He has a 10%-off coupon for the meal.

What does Lin’s father pay for the meal (without tax)?

Show your work or consider making a table/number line.

A kayak is 180 inches long. A boat is 25% longer than the kayak.

How long is the boat?

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• 55.55 inches

• 45 inches

• 225 inches

• 205 inches

1. Today, everything at a store is on sale. The store offers a 20% discount. The regular price of a hat is $16. What is the sale price of the hat?

2. Show your work or consider making a table/number line.

• $4

• $12.80

• $12.50

• $8

This is an example of a percentage _____.

• Decrease

• Increase

This is an example of a percentage _____.

• Decrease

• Increase

This is an example of a _____ decimal.

• Forever

• Repeating

• Terminating

• Simple

Which equation matches a 23% off discount from the original "x"?

• x + 0.63x

• 1.23x

• x - 0.23x

• 0.23x

Heidi decides to buy a necklace that originally costs $12. If the sales tax is 7%,

how much will she pay for the necklace altogether?

Show you work or consider making a table/double number line.