Beginning Algebra, 11th Edition

CHAPTER 2 Test^171

79 .If 1 qt of oil must be mixed with 24 qt of gasoline, how much oil would be needed for

192 qt of gasoline?

80 .Two trains are 390 mi apart. They start at the same time and travel toward one another,

meeting 3 hr later. If the rate of one train is 30 mph more than the rate of the other

train, find the rate of each train.

81 .The perimeter of a triangle is 96 m. One side is

twice as long as another, and the third side is 30 m

long. What is the length of the longest side?

82 .The perimeter of a certain square cannot be greater than 200 m. Find the possible

values for the length of a side.

b

a

P = a + b + c

c

Solve each equation.

Solve each problem.

6.In the 2008 baseball season, the Los Angeles Angels of Anaheim won the most games of

any major league team. The Angels won 24 less than twice as many games as they lost.

They played 162 regular-season games. How many wins and losses did the Angels have?

(Source:www.MLB.com)

7.Three islands in the Hawaiian island chain are Hawaii

(the Big Island), Maui, and Kauai. Together, their

areas total 5300. The island of Hawaii is 3293

larger than the island of Maui, and Maui is 177

larger than Kauai. What is the area of each island?

8.Find the measure of an angle if its supplement measures more than three times its

complement.

9.The formula for the perimeter of a rectangle is.

(a)Solve for W.

(b)If and , find the value of W.

10.Find the measure of each marked angle.

P= 116 L= 40

P= 2 L+ 2 W

10°

mi^2

mi^2 mi^2

• 812 x+ 42 =- 414 x+ 82

7 - 1 x- 42 =- 3 x+ 21 x+ 12 0.6 1 x+ 202 +0.8 1 x- 102 = 46

-

4

7

5 x+ 9 = 7 x+ 21 x=- 12

TEST

CHAPTER 2

View the complete solutions to
all Chapter Test exercises on
the Video Resources on DVD.

Step-by-step test solutions are found on the Chapter Test Prep Videos

available via the Video Resources on DVD, in , or on

(search “LialBeginningAlgebra”).

CHAPTER

VIDEOS

Kauai

Oahu Molokai

Lanai Maui

HAWAII

The Big

Island

(3x + 15) (4x – 5)