Percent of a Number
Percent of
Change
Simple Interest
Discount and Sale Price
Subtotal and Sales Tax
100
What percent of 20 is 30?
What is Thirty is 150% of 20.
100
Jen deposited $750 in her savings account. She had money in the account for 18 months withoiut making and deposits or withdrawals. The account earns 2% annual simple interest. How much did Jen earn in simple interest?
What is $22.50?
100
Mr Brooks is buying a TV for $850. The sales tax is 6%. What will be the total amount he will pay for the TV after the sales tax is included?
What is $901?
100
Mrs. Blake's bill ata restaurant was $42.75. She wnats to leave the waiter an 18% tip. How much will she pay in all, including the tip?
What is $50.45?
200
15% of what number is 14
What is 93.333...
200
A computer game that originally costs $40 is on sale for $28. What is the percent decrease in the price of the game?
What is 30%?
200
Pablo puts $1260 into a savings account that earns 3% simple interest per year. he does not make any deposits or withdrawals. How much money will be in Pablo's account after 2 years?
What is $1335.60?
200
A DVD costs $19.80. It is 30% off. How much does John save?
What is $5.94?
200
Mr. Chung satyed 4 nights at a hotel. His bill was $725 before the sales tax of 6% was added. How much was the sales tax?
What is $43.50?
300
25 is 18% of what number?
What is 138.8888...
300
A basketball team won 15 games during the 2008-2008 season. in the 2009-2010 season, the team won 21 games. What was the percent increase in games won?
What is 40%?
300
Suppose a bank is offering its customers 3% interest on savings accounts. If a customer deposits $1500 in the account, how much interest does the customer earn in 5 years?
What is $225.00?
300
A computer that originally costs $850 is on sale for 15% off. What is the sale price of the computer?
What is $722.50?
300
A sound system has a regular prive of $249. Find the total costs if it is on sale for 50% off and the sales tax is $5.75%.
What is $131.66?
400
There are 180 students registered in a soccer camp. Of those registered, 35% are 7th graders. How many registered students are in 7th grade?
What is 63 students?
400
There were 60 seventh grade studnets who signed up for soccer tryouts last year. This year, 48 seventh grade studnets signed up for tryouts. What is the percent decrease in the number of studnets from last year to this year?
What is 20%
400
Jamie wants to earn $500 in interest so she’ll have enough to buy a used car. She puts $2000 into an account that earns interest. How long will she need to leave her money in the account to earn $500 in interest?
What is 10 years?
400
A digital camera which normally retails for $495.95 is on sale for 33% off. What is the amount of savings? What is the sale price of the camera?
What is Savings = $163.66 Sale Price = $332.29
400
Suppose your restaurant bill comes to $28.35. Find your total cost if the tax is 6.25% and you leave a 20% tip on the amount before tax.
What is $35.79?
500
What is 8% of 214?
What is 17.12?
500
Suppose a certain item used to sell for seventy-five cents a pound, you see that it's been marked up to eighty-one cents a pound. What is the percent increase?
What is an 8% increase?
500
local bank is advertising that you can double your money in eight years if you invest with them. Suppose you have $1000 to invest. What interest rate is the bank offering?
What is 12.5%?
500
Which is the better deal? Taking $15 off the price of a pair of shoes which regularly sells for $64.95, or buying the same pair of shoes at a 15% discount? By how much is it better?
What is $15 off:$49.95 15% off: 9.74 (discount amount)= $55.21 So, the better deal is $15 off. How much better? 55.21 - 49.95 = $5.26
500
All of a department stores jackets are 20% off. To the nearest cent, what is the total cost of a jacket if the original price is $74.99 and the sale tax is 8.5%?
What is $65.09?
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