Question 1

$\frac{m}{12}$ – 2 = – 11

Accepted Answer

m = -108

Answer

m = 156

Answer

m = -156

Answer

m = 108

Question 2

2.6 – 7m = – 3m – 9.4

Accepted Answer

m = -3

Answer

m = -1$\frac{1}{2}$

Answer

m = 5

Answer

m = 1.3

Question 3

Simplify the expression:    7b – b + 7c – 13b + 14c

Accepted Answer

-7b + 21c

Answer

19b + 7c

Answer

-7c + 21b

Answer

-19c - 7b

Question 4

4.	Determine whether the value is a solution for the given equation:    t = -17   for                                                            –7t + 25 + 5t – 28 = – 37

Accepted Answer

no

Answer

yes

Question 5

What is the first step in solving for k:   23.4 – 8k  = 25.9

Accepted Answer

subtract 23.4 from both sides

Answer

add 23.4 to both sides

Answer

add 8 to both sides

Answer

divide both sides by 8

Question 6

6.	Evaluate:   ∛64

Accepted Answer

4

Answer

3

Answer

8

Answer

5

Question 7

Which describes the negative power property?

Accepted Answer

move it in a denominator and make it positive

Answer

multiply exponents

Answer

add exponents

Answer

equals 1

Question 8

Which describes the product law of exponents?

Accepted Answer

add the exponents

Answer

subtract the exponents

Answer

multiply the exponents

Answer

divide the exponents

Question 9

Which describes the quotient law of exponents?

Accepted Answer

subtract the exponents

Answer

divide the exponents

Answer

multiply the exponents

Answer

add the exponents

Question 10

(2$yz^{4)2}$ x ($3y^{2}$)

Accepted Answer

$12y^{4}z^8$

Answer

$7^2y^{4}z^8$

Answer

$12z^8$

Answer

$7y^{4}z^8$

Question 11

Write  in scientific notation:    623, 870, 430

Accepted Answer

6.2 x $10^8$

Answer

6.23870430 x $10^8$

Answer

62 x $10^8$

Answer

6.2 x $10^-8$

Question 12

Write the following number in standard form:    6.42 x $10^6$

Accepted Answer

6,420,000

Answer

.0000642

Answer

642,000,000

Answer

.000000642

Question 13

– 38 – 21

Accepted Answer

-59

Answer

17

Answer

59

Answer

-17

Question 14

– 5.7 + 9.8

Accepted Answer

4.1

Answer

-15.5

Answer

.41

Answer

15.5

Question 15

– 48 – (– 33)

Accepted Answer

-15

Answer

-81

Answer

15

Answer

81

Question 16

(– 112) ÷ (7)

Accepted Answer

-16

Answer

.0625

Answer

16

Answer

-.0625

Question 17

Choose the best estimate for the given square root:    √85

Accepted Answer

9.2

Answer

9.4

Answer

8.9

Answer

9

Question 18

Choose the correct answer that describes rational and irrational numbers.

Accepted Answer

Rational numbers will convert to a terminating or repeating decimal, and irrational numbers are not perfect squares of square roots, and will not terminate or repeat.

Answer

Rational numbers do not terminate, and irrational numbers are perfect squares.

Answer

Rational numbers can be written as a fraction, and irrational numbers terminate.

Answer

Rational numbers cannot be written as a fraction, and irrational numbers terminate.

Question 19

-1$\frac{4}{9}$ ÷ 1$\frac{3}{4}$

Accepted Answer

-$\frac{52}{63}$

Answer

-$\frac{25}{36}$

Answer

-$\frac{91}{36}$

Answer

-$\frac{63}{52}$

Question 20

-2$\frac{4}{5}$ + 5$\frac{2}{3}$

Accepted Answer

2$\frac{13}{15}$

Answer

8$\frac{7}{15}$

Answer

-3$\frac{6}{8}$

Answer

-10$\frac{8}{15}$

Question 21

The seven dwarves are going on a cruise.  Travel insurance costs $16 per person.  The dwarves are charged a total of 812.  Write an equation to show how much each ticket for the cruise costs if each one is the same price.

Accepted Answer

7(t+16) = 812

Answer

7(16) = 812

Answer

7t + 16 =  812

Answer

812 ÷ 7 - 16 = t

Question 22

A group of 7 people went for ice cream.  Each person got 3 scoops of ice cream for an unknown amount, and everyone also got a topping for $1.50.  If they spent a total of 42.00, how much did each scoop of ice cream cost?

Accepted Answer

$1.50

Answer

$1.00

Answer

$1.90

Answer

$2.00

Question 23

Martha is buying a new car.  The car costs $16,500.  She pays 2,000 that day and decides to pay the rest of the amount in equal payments over the next 5 years.  Which equation could you use to find how much each payment would be?

Accepted Answer

5y + 2,000 = 16,500

Answer

16,500 ÷ 5 - 2,000 = y

Answer

5y + 16,500 = 2,000

Answer

2,000 - 5y = 16,500

Question 24

Jerry is taking Ellen on a vacation and must leave the car at the airport while they are gone.  The airport charges a $12 fee for parking plus 8 dollars every day you are gone.  When they get back from the airport Jerry has to pay a total of 75 dollars.  Write an equation to show how many days they were on vacation.

Accepted Answer

8d + 12 = 75

Answer

8d - 12 = 75

Answer

75 - 8d = 12

Answer

12d + 8 = 75

Question 25

A recipe calls for 3$\frac{3}{4}$ cups of flour.  How much flour is needed to make $\frac{1}{2}$?

Accepted Answer

1$\frac{7}{8}$

Answer

7$\frac{1}{2}$

Answer

1$\frac{3}{8}$

Answer

1$\frac{3}{4}$

Question 26

3 + ( 10 – 4 • 2 ) • $\frac{17-2}{5}$

Accepted Answer

9

Answer

39

Answer

45

Answer

18

Question 27

What is the decimal for 6 %?

Accepted Answer

.06

Answer

.6

Answer

.006

Answer

6.0

Question 28

What is the percent for $\frac{9}{12}$?

Accepted Answer

75%

Answer

7.5%

Answer

1.333%

Answer

9.12 %

Question 29

What solution set does the number line represent?

Accepted Answer

x < 4

Answer

x ≤ 4

Answer

x ≥ 4

Answer

x > 4

Question 30

Solve for x:      –3x + 13.8 ≤ –1.2

Accepted Answer

x ≥ 5

Answer

x ≤ -5

Answer

x ≥ -5

Answer

x ≤ 5

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