Pre-Algebra Exam Review

Chapter 1: Variables & Equations

100

Evaluate 15 - 3 x 2 + 4

13

200

60/t = 4

15

300

Find the perimeter and area of a rectangle with a length of 13 ft and width of 8 feet. 

P = 42 ft  A = 104 ft squared

400

Evaluate the expression 6^3 / (2+1)^2 + 3

27

500

What is a histogram used for? 

To graph data in equal intervals and shows its frequency. 

Chapter 2: Integers

100

Find the product of (-7)(-50)

350

200

Find the difference of -18 - (-17)

-1

300

Evaluate 8(-4j - 3)

-32j - 24

400

Combine like terms of 5a - 3(2a + b) - 7b

-a - 10b

500

Find the sum of 93 + (-57) + (-102) 

-66

Chapter 3: Equations & Inequalities

100

Solve the equation 36 = p + 20

16

200

Solve the equation: c/4 + 7 = 12

20

300

Translate the statement into an equation and solve: The sum of 5 and the quotient of a number and 3 is -1. 

5 + n/3 = -1; -18

400

Find the area and perimeter of a triangle that has a height of 12 inches, a base of 10 inches, and sides of 13 inches.

A = 60 inches squared

P= 36 inches

500

A rectangle has an area of 60 square meters and length of 12 meters. What is the width and perimeter? 

5 m and 34 m

Chapter 4: Fractions, Factors, & Exponents

100

What is the greatest common factor of 45 and 75?

15

200

What is the least common multiple of 30 and 60? 

60

300

Which is larger: 17/6 or 2 13/18?

17/6

400

What is the prime factorization of 72? 

2^3 x 3^2

500

Find the greatest common factor of 21mm, 9km^2 

3m

Miscellaneous

100

Find the sum of -29 + (-51) + 36

-44

200

Evaluate 7s/r + 0.5 when r = 1.5 and s = 2.4

8.4

300

An auto repair shop charges $48 per hour, plus the cost of parts. The cost of parts is $129, and the total cost is $201. How much time is required to repair the car? 

1.5 hours

400

Simplify 2(3k - 6) + 4 + 5k

11k - 8

500

What is the least common multiple of 12x^3y, 8x^2y^4

24x^3y^4