Percent Proportion
Tax and Tip
Discounts
Percent Change
Simple Interest
100
What percent of 120 is 24?
20%
100
Find the total cost to the nearest cent. $4.75 book; 4.5% sales tax
$4.96
100
$239 television; 10% discount
$215.10
100
Find the percent change. Original:10 New:19
90% increase
100

Find the simple interest if: 

Principal:$1000

Interest Rate: 5%

Time: 1 year

$50

200
110 is 22% of what number?
500
200
Find the total cost to the nearest cent. $31.55 meal; 15% Tip
$36.28
200
$72 game; 20% discount
$57.60
200
Find the percent change Original:$20.95 New: $15.10
27.9% decrease
200

Find the simple interest:

Principal: $100

Interest Rate: 3%

Time: 6 years

$18

300
What is 175% of 30?
52.5
300
A customer wants to tip 5% of the furniture bill of $1010 to the delivery person. What will be the total bill with tip to the nearest cent.
The total will be $1060.50
300
A radio is marked $50. It is on sale for 10% off the original price. What is the sale price of the radio?
The sale price is $45.
300
Find the percent change Original: 150 New: 200
33.3%
300
What is the simple Interest:


Principle: $7500

Interest Rate: 4%

Time: 6 months



$150

400
Last weekend, 5% of the tickets sold at Seaworld were discount tickets. If Seaworld sold 3 discount tickets, how many tickets did it sell in all?
Seaworld sold 60 tickets in all last weekend.
400
The shoes are marked $83. Sales tax will be 6%. What is the total cost of the shoes with tax to the nearest cent?
They will be $87.98.
400
The marked price of a used car is $2000. A discount of 16% is allowed with a cash payment. If John buys the used car with cash, find the selling price of the used car.
The selling price of the car is would be $1680.
400
Alicia planted 45 tulip bulbs last year. This year she plans to plant 65 bulbs. Find the percent of increase in the number of tulip bulbs to the nearest tenth.
44.4% increase in bulbs.
400

Find Simple Interest:

Principle: $90.75

Interest Rate: 33 1/4 %

Time: 2 months

$502.91

500
Lisa ordered a set of black and green pencils. She received 50 pencils, 68% of them were green. How many green pencils did Lisa receive?
Lisa received 34 green pencils.
500
The hair stylist charges $25 for a hair cut. There is a 7% tax. You also want to tip 10% of the $25. What will the total cost be with tax and tip?
The total with tax and tip will be $29.25
500
Dominic bought a new alarm clock. It was marked $18.75. It was on sale for a 30% discount. There was also sales tax of 7%. What was Dominic's final cost after the discount and tax?
Dominic's final cost will be $14.04.
500
In 2000, Florida's population was 15.9 million. In 2008, the population was estimated to be 18.8 million. find the percent of increase to the nearest whole number.
The population increased by 18%.
500

Find the Principle amount:

Interest: $2500

Interest Rate: 45%

Time: 5 years

$1,111.11

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