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Proportions
Percents
Tax/Discounts
Simple Interest
Review Questions
100
There are 132 oreos in 6 packages. If there are the same number of oreos in each package, how many oreos are in 8 packages?
What is 176 oreos?
100
What is a percent?
What is a part out of 100
100

A percent of money owed or added onto a price is called ____?

What is Tax?

100
In the equation I=prt, what does each letter represent?
What is Interest, Principal, Rate, Time
100
What are the three parts of an equation?
What is Constant, Coefficient, and Solution?
200
Juile walks 4 miles in 31 minutes. At this rate, how long will it take Julile to walk 9 miles? Round to the nearest tenth.
What is 69.8 minutes?
200
Coach Smith took a survey of the 7th grade about their favorite classes. 30% of the 7th grade said they preferred athletics. If there were 200 students surveyed, how many preferred athletics?
What is 60?
200
Susan bought her mom a new TV for Christmas for $215. If the tax rate is 7.5%, how much will Susan pay in taxes?
What is $16.13?
200
Arnold is depositing money into his savings account at 7.3% simple interest. He deposits $500 and leaves the money in there for 3 years. What part of the simple interest equation does the $500 represent?
What is the principal
200
Solve for m and graph solution on a number line. -3.4-7m>-2.4
What is m<-1/7
300
Which can of soda has the smallest unit price: A 10oz can that cost 0.89 or a 15oz can that cost 1.40?
What is the 10 oz can?
300
Karen has five barns. In each barn there are 12 animals. If 30% of the animals in all of the barns are horses, how many of the animals are horses?
What is 18 horses?
300
Ivan is buying his brother Christmas presents. He wants to buy a Playstation that costs $399 and a controller that cost $99. If the city imposes a 8.5% tax rate, how much will Ivan pay in sales tax for his purchases?
What is $42.33?
300
Trevor deposited $8,000 into a savings account that earns 4% simple interest. How much interest did he earn after three years?
What is $960
300
Marco paid $80.50 for 3 hours at Topgolf. He also bought a soda for $2.25. What is the hourly rate for playing Topgolf?
What is $26.83?
400
Sam is making bows. She uses 1 3/4 yards of ribbon for every 4 bows. At this rate, how many bows can she make if she has 8 yards of ribbon?
What is 18 bows?
400
Mrs. Burgess asked her students which game console they preferred. Of those who responded, 45% were in favor of the X-box. Based on these results, which statement could be true? A. Mrs. Burgess surveyed 30 students, and 16 favored X-box. B. Mrs. Burgess surveyed 34 students, and 17 favored X-box. C. Mrs. Burgess surveyed 12 students, and 5 favored X-box. D. Mrs. Burgess surveyed 20 students, and 9 favored X-box.
What is D?
400
James wants to buy a Playstation. After searching the sales ad, he saw two deals. Which one would be a better buy? -$350 with 25% off -$425 with a 45% off coupon
What is $425 with a 45% off coupon?
400
How much interest will Monica have to pay back if she takes out a loan for $750 that earns 5.5% simple interest over six years?
What is $247.50
400
Solve the following equation for t: t/7-3=-5
What is t=-14
500
Mary is making gingerbread cookies for her Christmas party. She plans on serving 55 people. If the cookie pan can fit a dozen cookies, how many pans of cookies will she need to make in order for each person to have a cookie? Round to the nearest whole number.
What is 5 pans?
500
In 2000, Florida’s population was 15.9 million. In 2008, the population was estimated to be 18.8 million. What is the percent of change, rounded to the nearest whole percent?
What is 18%
500
Ms. Baker's favorite store was having a huge sale. The store took 65% off your entire order. If Ms. Baker's total before the discount was $195, how much did she pay after the discount was applied?
What is $68.25?
500
Mona opened a savings account with a $500 deposit and a simple interest rate of 5.6%.What is the starting balance for the eighth year?
What is $696?
500
Xavier jogged 3 laps around a 0.25-mile track on Wednesday and 5 laps on Thursday. How many miles did he run on Wednesday and Thursday?
What is 2 miles?