7th Grade Final Exam Review

Unit Rates

100

Simplify the ratio 6 to 30.

1 to 5.

200

Find the unit rate: 40 feet/4 minutes. 

10 feet/min or 10 feet per minute

300

Ginger bought three roses for $16.80. If the cost per rose is constant, how much would 8 roses cost?

$44.80

400

A horse gallops 6 miles in 30 minutes. How many hours would it take the horse to gallop 27 miles?

2 hours and 15 minutes.

500

Find the unit rate:

22 and 1/2 meters per 1/4 second. 

90 meters per second or 90 meters/second

Discounts/Markups and Measures of Center/Variability

100

The choir raised $500 last year. This year they hope to raise 50% more money. How much money do they hope to raise this year?

$750

200

The original price of a pair of jeans at a clothing store was $22.00. Over the weekend, the store owner marked up all clothing by 15%. What was the new price of the jeans?

$25.30

300

Find the median of the data set:

2, 6, 1, 9, 9, 4

5

400

Find the mode of the data set:

3, 4, 5, 5, 6, 6, 9

5, 6

500

Find the mean and the range of the data set:

4, 33, 9, 3, 23, 19

Mean: 15.167

Range: 30

Rational Numbers

100

It snowed 1/4 inches on Saturday and 1 and 1/4 inches on Sunday. How much did it snow altogether?

1 and 1/2 inches. 

200

What is -4(2.3)(1)?

-9.2

300

Chaz entered a race that included swimming, biking and running. He swam 0.9 miles. He biked 10.2 miles. If the entire race is 18 miles, how far does he have to run?

He has to run 6.9 miles.

400

What is 3/5 divided by 4/3?

9/20

500

Skylar was following a fudge recipe that called for 3/4 pound of chocolate and 1/5 pound of almonds. His father asked him to triple the recipe. How many pounds did the triple batch of fudge weigh?

The triple batch of fudge weighed 2.85 pounds. 

Evaluating Expressions/Solving Equations

100

Evaluate 3x when x = 2.3.

6.9

200

Evaluate 2b - 7 when b = -5. 

-17. 

300

Solve the equation below for x. 

10 = −x + 4x − 2

x = 4

400

Solve the equation below for y. 

1/4 + 2y = 1/4

y = 0

500

List the order of operations. 

Parentheses

Exponents

Multiplication/Division

Addition/Subtraction

Geometry

100

Supplementary angles are two angles whose sum is________. 

180 degrees. 

200

Are vertical angles congruent?

Yes

300

How do you find the volume of a prism?

V = B x h 

B = area of the base, h = height of the prism

400

Two complementary angles measure 3x and 38 degrees. Solve for x. 

x = 17.33333333 or x = 17 and 1/3

500

What is the name of a pyramid whose base has 6 sides?

Hexagonal Pyramid