Math 6 Final Exam Review Prep

Expressions

100

Combine like terms:

-7c + 9 - 8c + 1

-15c + 10

200

Combine like terms:

-6k + 8 + 2k + 10

-4k + 18

300

What is the value of the expression below when z = 7 and w = 4?

6z - 6w

18

400

What is the value of the expression below when x = 5?

8x + 9

49

500

Combine like terms:

3(4x + 9) + 5(-4x - 5)

-8x + 2

Equations

100

Solve the following equation:

b/3 = 10

b = 30

200

Solve the following equation:

-10 = w + 7

w = -17

300

Solve the following equation:

15 - a/12 = 22

a = -84

400

Solve the following equation:

-23 = -4a + 1

a = 6

500

Solve the following equation: 

-1 + 8z = -73

z = -9

Converting Fractions, Percents, Decimals

100

Convert 0.091 to a FRACTION (in simplest terms) and a PERCENT

Fraction: 91/1000

Percent: 9.1%

200

Convert 13/25 to a DECIMAL and a PERCENT

Decimal: 0.52

Percent: 52%

300

Convert 36% to a FRACTION (in simplest form) and a DECIMAL

Fraction: 9/25

Decimal: 0.36

400

Convert 0.434 to a FRACTION (in simplest form) and a PERCENT

Fraction: 217/500

Percent: 43.4%

500

Convert 43/60 to a DECIMAL and a PERCENT

Decimal: 0.716 repeating

Percent: 71.6% repeating 

Percents

100

What is 76% of 275?

209

200

What is 98% of 400?

392

300

12 is what percent of 240?

5%

400

414 is what percent of 575?

72%

500

What is 55% of 740?

407

Better Buy/Discount and Markup

100

Find the better buy

Store A: 6 bottles of shampoo is $28.00

Store B: 17 bottles of shampoo is $84.00

*In your answer make sure you state which is the better buy and the prices of each store* MAKE SURE TO ROUND TO THE NEAREST CENT

Store A: $4.67 per bottle 

Store B: $4.94 per bottle

Store A is the better buy

200

Find the better buy:

Store A: 7 boxes of cereal cost $24.41

Store B: 5 boxes of cereal cost $17.34

*In your answer make sure you state which is the better buy and the prices of each store* MAKE SURE TO ROUND TO THE NEAREST CENT

Store A: $3.49

Store B: $3.47

Store B is the better buy

300

The cost of a comic book is $3.95 and is marked up by 20%. What is the final selling price?

$4.74

400

The original price of a book cost $18.50 and is discounted at 45% off. What is the new price?

$10.18

500

A bike shop purchases a helmet from the manufacturer for $36. They apply a 35% markup to determine the selling price. A few weeks later, they offer a 15% discount during a sale. What is the final sale price of the helmet after the markup and the discount?

$41.31