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- 1. Multiple ChoiceThe students measured length during a science experiment, they got 12 cm. But the actual measurement was 14.25 cm. What was the percent error?15.79%18.75%2.25%18%
- 2. Multiple ChoiceThe deer population is estimated to be 17,600 in northern Illinois, but an actual count was 21,300. What is the percent error?21%17.37%17.4%21.02%
- 3. Multiple ChoiceDanna purchased a TV for $200. Eight months later, the same TV was selling for $160. What was the percent of decrease in the price?2%10%20%40%
- 4. Multiple ChoiceIn a video store, a DVD that sells for $15 is marked 10% off. What is the amount of discount?1.001.5016.5013.50
- 5. Multiple ChoiceWhat 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
- 6. Multiple ChoiceA TV is regularly priced at $600, but it is on sale for 20% off. What's the sale price?$320$500$480$720
- 7. Multiple ChoiceA grocery store has a 20% markup on bottle of soda. The bottle of soda costs the store $1.25. Find the selling price. Round to nearest cent if necessary.$1.5$1.50$.25$1.45
- 8. Multiple Choice
Mr. McDermott decided to buy food from All-American for his classes for their hard work. Mr. McDermott spends $248.10. This was the cost of the food after including a 9% sales tax. What was the original cost of the food before taxes?
$227.61
$22.33
$270.43
The food was Free of Charge
- 9. Multiple Choice
A portable BluRay player was bought wholesale for $95. Best Buy decides to mark up the wholesale price by 135%. What was the selling price of the BluRay player?
$70.37
$223.25
$128.25
$135
- 10. Multiple Choice
A cell phone is on sale for 10% off. If the sale price is $202.50, what is the original price?
$20.25
$224.75
$225
$2,025
- 11. Multiple Choice
A pair of skates is on sale for $92. If the skates were on sale for 5% off the original price, what was the original price of the skates?
$4.60
$460
$96.84
$1,840
- 12. Multiple Choice
At a store, a hat has a regular price of x dollars. During a sale, the price of the hat is discounted by 20%. Which expression represents the discounted price, in dollars, of the hat?
0.2x
x - 20
x - 0.2
x - 0.2x
- 13. Multiple Choice
The amount of money in the bank increased by 21.5% over the last year. If the amount of money at the beginning of the year is represented by n, which expression represents the amount of money in the bank account after the increase?
n + 0.215n
n + 21.5n
0.215n
21.5n
- 14. Multiple Choice
Sami purchased a concert ticket on a website. The original price of the ticket was $75. She used a coupon code to receive a 20% discount. The website applied a 10% service fee to the discounted price. Sami's ticket was less than the original price by what percent?
7%
10%
12%
28%
- 15. Multiple Choice
An item with an original price of p dollars is on sale at a 25% discount. Which expression is NOT equivalent to the price of the item with the discount?
(1.0p - 0.25p)
(1.0 - 0.25)p
0.75p
0.25p
- 16. Multiple Choice
The regular price of an item at a store is p dollars. The item is on sale for 20% off the regular price. Some of the expressions shown below represent the sale price, in dollars, of the item.
Expression A: 0.2p
Expression B: 0.8p
Expression C: 1 - 0.2p
Expression D: p - 0.2p
Expression E: p - 0.8p
Which two expressions each represent the sale price of the item?
Expression A and Expression E
Expression B and Expression C
Expression B and Expression D
Expression C and Expression D
- 17. Multiple Choice
In the 6th grade, Miguel read 15 books. In 7th grade, he read 21 books. What was the percent change in the number of books Miguel read from 6th to 7th grade?
40% increase
40% decrease
20% increase
20% decrease
- 18. Multiple ChoiceMary lost 30 pounds. Before her diet she weighed 180 pounds. What is the percent of change?17% Decrease19% Decrease25% Decrease20% Decrease
- 19. Multiple Choice
One week, 72 people got a speeding ticket. The next week, only 36 people got a speeding ticket. What is the percent of change in the speeding tickets?Increase 50%Decrease 50%Increase 1%Decrease 1% - 20. Multiple ChoiceAnn works in a supermarket for $10.00 per hour. She received a raise to $12.00. What is the percent of change in her hourly wage?Increase 16.67%Decrease 16.67%Increase 20%Decrease 20%
- 21. Multiple ChoiceJessie estimates the weight of her cat to be 8 pounds. The actual weight of the cat was 10 pounds. Find the percent error.15%20%25%30%
- 22. Multiple ChoiceZed went to the store and bought a bag of chips. He estimated there would be 350 chips in the package, but realized there were only 210 chips in that package. What was his percent error?35%67%85%92%
- 23. Multiple ChoiceThe students measured length during a science experiement, they got 12 cm. But the actual measurement was 14.25 cm. What was the percent error?15.79%18.75%2.25%18%
- 24. Multiple ChoiceA keyboard is on sale for $676. If the price represents a 20% discount from the original price, what is the original price to the nearest cent?$650$700$845$965
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