College Math Unit 2 Final Exam Review

Front

What is the rate of change expressed as a percentage when the value of a car decreases from $100 to $79?

Back

21%

Front

Convert 23% to a decimal equivalent.

Back

0.23

Front

If a school store sold 1000 bags of chips and 737 were Takis, what percent were not Takis?

Back

26.3%

Front

Determine the percentage change when the value of a pair of collectible shoes changes from $6,000 to $6,750.

Back

12.5%

Front

Your dinner at a restaurant costs $25. The tax is 8%. How much will the total price be?

Back

$27.00

Front

What is the formula to convert a percentage to a decimal?

Back

Divide the percentage by 100.

Front

How do you calculate the percentage of a part compared to a whole?

Back

(Part/Whole) x 100.

Front

What is the formula for calculating percentage change?

Back

((New Value - Old Value) / Old Value) x 100.

Front

If a car's value decreases from $20,000 to $15,000, what is the percentage decrease?

Back

25%.

Front

What is the decimal equivalent of 50%?

Back

0.50.