# Math 112 Final Review 1

19 Questions | Total Attempts: 116

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Math 112 final review

• 1.
Perform the Operation:3 + 2 [18 – (5+3)]
• A.

48

• B.

23

• C.

-32

• D.

24

• E.

None of these

• 2.
Solve: 4x + 2 = 3x + 8
• A.

1

• B.

5

• C.

6

• D.

-2

• 3.
Solve: - 4(x – 2) = - 12
• A.

5

• B.

3

• C.

-3

• D.

7

• 4.
The order pair (2, 3 ) satisfies which of the following equation
• A.

Y = 2x - 5

• B.

X = y + 2

• C.

X = 2y - 4

• D.

Y = 2x

• 5.
The  x , y-intercepts for the linear equation      y - 6x = 6      are
• A.

( 3, 0),( 0, 5)

• B.

(0, 4), (-3, 0)

• C.

(-1, 0),(0, 6)

• D.

(9, 3),(0, 12)

• 6.
If  5 is added to 3 times a number, the result is 17.  Find the number.
• A.

2

• B.

13

• C.

9

• D.

4

• 7.
Simplify by combining like terms:   4(x – 6 ) – 8x
• A.

X - 16

• B.

-4x - 24

• C.

X-4

• D.

7x+5

• 8.
Ben is making wooden toys for the next arts and crafts sale.  Each toy costs Ben \$1.80 to make.  If he sells the toys for \$3.00 each, how many will he have to sell to make a profit of exactly \$36.00?
• A.

12

• B.

20

• C.

30

• D.

60

• 9.
Phillip charged \$400 worth of goods on his credit card.  On his first bill, he was not charged any interest, and he made a payment of \$20.  He then charged another \$18 worth of goods.  On his second bill a month later, he was charged 2% interest on his entire unpaid balance.  How much interest was Phillip charged on his second bill?
• A.

\$8.76

• B.

\$7.96

• C.

\$7.60

• D.

\$7.24

• 10.
A student has earned scores of 87, 81, and 88 on the first 3 of 4 tests.  If the student wants an average (arithmetic mean) of exactly 87, what score must she earn on the fourth test?
• A.

85

• B.

86

• C.

87

• D.

92

• 11.
Which of the following expressions represents the product of 3 less than twice x and 2 more than the quantity 3 times x?
• A.

-6x 2 + 25x + 6

• B.

6x 2 + 5x + 6

• C.

6x 2 - 5x + 6

• D.

6x 2 - 5x - 6

• 12.
If x = -1 and y = 2, what is the value of the expression 2x 3 - 3xy ?
• A.

8

• B.

4

• C.

-1

• D.

-4

• 13.
What is the average (arithmetic mean) of 8, 7, 7, 5, 3, 2, and 2?
• A.

3 4/7

• B.

4 5/6

• C.

4 6/7

• D.

5

• 14.
The sales price of a car is \$12,590, which is 20% off the original price. What is the original price?
• A.

\$14,310.40

• B.

\$14,990.90

• C.

\$15,290.70

• D.

\$15,737.50

• E.

\$16,935.80

• 15.
If y = 3, then y3(y3-y)=
• A.

300

• B.

459

• C.

648

• D.

999

• E.

1099

• 16.
You need to purchase a textbook for nursing school. The book cost \$80.00, and the sales tax where you are purchasing the book is 8.25%. You have \$100. How much change will you receive back?
• A.

\$5.20

• B.

\$7.35

• C.

\$13.40

• D.

\$19.95

• E.

\$21.25

• 17.
Lee worked 22 hours this week and made \$132. If she works 15 hours next week at the same pay rate, how much will she make?
• A.

\$57

• B.

\$90

• C.

\$104

• D.

\$112

• E.

\$122

• 18.
Simon arrived at work at 8:15 A.M. and left work at 10: 30 P.M. If Simon gets paid by the hour at a rate of \$10 and time and ½ for any hours worked over 8 in a day. How much did Simon get paid?
• A.

\$120.25

• B.

\$160.75

• C.

\$173.75

• D.

\$180

• E.

\$182.50

• 19.
If Leah is 6 years older than Sue, and John is 5 years older than Leah, and the total of their ages is 41. Then how old is Sue?
• A.

8

• B.

10

• C.

14

• D.

19

• E.

21

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