Markup/Markdown
Multi-Step
Percent Change &
Percent Error
Commission and
Simple Interest
100

Jaime and her friends went to a restaurant and the bill came to $74.99 including tax. If they want to leave a 15% tip, how much will the server receive as a tip?

$11.25


100

A couple went to Olive Garden for dinner and the total came out to $85.25. There will be a 7% sales tax and they want to leave an 18% tip after tax. What will the total bill come to?

$107.64

100

Mitchell bought a shirt for $32 that was originally priced at $40.  What was the percent of change?

20% decrease

100

John makes 12% commission on all his sales in a month. If he sold $6375 last month, how much did he earn in commission?

$765

200

Target is having a sale on all shirts. Every shirt costs $29.95 but is discounted 20%. How much money would you save with this discount?

$5.99

200

Mary is shopping and there is a 15% discount on all pants. But if she purchases them before noon, there is an additional 10% off. If Mary is shopping at 10am, how much will the $28 pants cost? 

$21.42

200

Joshua uses his thermometer and finds the boiling point of alcohol to be 75 C. He looks in a reference book and finds that the actual boiling point of  alcohol is 80 C. What is his percent error to the nearest whole percent?

6%

200

Meredith borrows $500 from a friend and agrees to pay 3.5% simple interest. If she pays them back in 2 years, how much interest will she owe?

$35

300

An online ordering service applies a sales tax of 6.25%. Rob buys a bunch of stuff and his total comes out to $62.75. How much will he pay overall, including tax?

$66.67

300

Zoe needs to buy a pairs of pants at $20 each. Pants are discounted at 20% and there is a 4.5% sales tax at the store. How much will Zoe pay for the pants overall?

$16.72

300

Chris predicted the high temperature for the next two days. On Wednesday, the high temperature was 44 degrees, which was 4 degrees warmer than Chris predicted. What was the percent error of his prediction? Round your answer to the nearest percent.

9%

300

Becca earns a salary of $3,400 each month.  In addition, she also makes 2% commission on her sales. If her sales were $4,000 last month, what was her total salary?

$3480

400

A family goes to a restaurant and ends up with a bill of $108.76. The tax is already included but they want to leave a 20% tip. How much will the bill be overall?

$130.51

400

During a sale, a store offered a 40% discount on a particular camera that was originally priced at $450. After the sale, the discounted price of the camera was increased by 40%. What was the price of the camera after this increase?

$378

400

A softball player’s home run totals are kept for 4 years. In 2006, the total was 35 and in 2008, the total was 28. What was the percent of change from 2006 to 2008? Round to the nearest percent.


20% decrease

400

A local credit union offers 4.5% interest per year on savings account. Jackie deposited $2,000 into a savings account. How much will the account have after 4 years?

$2360

500

Parker wants to buy a shirt for $26 and a pair of pants for $30. If the store has an 8% sales tax on overall cost, how much will Parker pay total at the register?

$60.48

500

Chris is buying a model airplane kit online. The kit costs $250.00, and he has a 15% off coupon. The site adds a 7.25% sales tax, and then charges $5.95 for shipping on the total price, including tax. How much will Chris pay in all?

$233.86

500

Erin wants to raise her math grade to a 90 to improve her chances of winning a math scholarship. Her math average for the last marking period was an 75. Erin decides she must raise her math average by 15% to meet her goal. Is she correct and if not, what is the percent change needed?

No, she needs to increase by 20%

500

Tara makes $30 an hour at her job. She also makes 10% commission on all sales. Last week she worked 35 hours and sold $6300 worth of goods. How much did she make overall for the week?

$1680