Percent Increase and Decrease Quiz

A company claims its new bottle holds 25% more juice. Their original bottle held 16 fluid ounces. How much liquid does the new bottle hold?

(a)   fluid ounces (Just put the Number)

Caleb’s mom purchased a savings bond for Caleb. The value of the savings bond increases by 5% each year. One year after the savings bond was purchased, the value of the savings bond was $63. Find the value of the bond when Caleb’s mom purchased it. Include the dollar sign in your answer and don’t forget to show your work.

(a)  

Complete these sentences.

a. 20% of 50 is ​ (a)  
b. 2% of 50 is ​ (b)  
c 0.2% of 50 is ​ (c)  

• 10
• 1
• 0.1
• 0.01
• 100

The price of a jacket is $60 dollars and is on sale for 25% off.  Which equation below represents this situation?

• 60∗.25=x

• 60∗.75=x

• 60x=.75

• 60x=.25

A 20-ounce cup contains 12 ounces of water. If 50% more water is added to the cup, which of the expressions below could be used to determine the amount of water in the cup? Select all that apply.

• 20−0.5(12)

• 12+0.5(12)

• 12+0.5(20)

• 12(1.5)

• 20−1.5(12)

Amber got a raise. Her hourly wage increased from $8 to $10 an hour. How much did Amber’s hourly wage increase?

(a)  

What is the total price of a book if Barnes and Nobles gets it for $4.25 and the markup is 30%?

• $55.25
• $1.28
• $5.53
• $4.38

The regular price of a scooter is $65.50. It is on sale for $52.40. What is the percent decrease from the regular price to the sale price of the scooter? 

• 35%
• 25%
• 30%
• 20%

Mrs. Ciampa had 27 students in her class last year and this year she had 30 students in her math class. What is the percent of change?

• 24%
• 10%
• 11%
• 50%

The bill is $87.00 and you leave a 12% tip.  What is the amount of the tip?

• $12.85
• $10.44
• $14.52
• $7.25