1. Which number is a solution of the inequality? y greater than 1.9 (1 point)
–9
–2
2
1.9
2. Which number is a solution of the inequality?

g plus 3 greater than 6 (1 point)
3
4
–3
–4
3. Which number is a solution of the inequality?

8 less than x left-parenthesis 7 minus x right-parenthesis (1 point)
2
8
–1
0
4. Choose the correct solution and graph for the inequality.

y minus 5 less than or equal to negative 8 (1 point)
y less-than-or-equal-to negative 13
A number line has a closed circle at negative 13 and is filled in to the left.
y greater-than-or-equal-to negative 3
A number line has a closed circle at negative 3 and is filled in to the right.
y greater-than-or-equal-to negative 13
A number line has a closed circle at negative 13 and is filled in to the right.
y less-than-or-equal-to negative 3
A number line has a closed circle at negative 3 and is filled in to the left.
5. Choose the correct solution and graph for the inequality.

y + 7 ≤ –5 (1 point)
y ≤ –2

number line
y ≤ –12
Choice B
y ≥ 2

number line
y ≥ –five sevenths

number line
6. Choose the correct solution and graph for the inequality.

z over 3 > 3 (1 point)
z –1
Choice B
z > 9

number line c
z > –9

number line d
7. Choose the correct solution and graph for the inequality.

negative Start Fraction z over 3 End Fraction less than or equal to 6 (1 point)
z less than or equal to negative 18
A number line has a closed circle at negative 18 and is filled in to the left.
z less than or equal to 18
A number line has a closed circle at 18 and is filled in to the left.
z greater than or equal 18
A number line has a closed circle at 18 and is filled in to the right.
z greater than or equal to negative 18
A number line has a closed circle at negative 18 and is filled in to the right.
8. Choose the correct solution and graph for the inequality.

–5y ≤ –15
(1 point)
y less than or equal to 3
A number line has a closed circle at 3 and is filled in to the left.
y greater than or equal to 3
A number line has a closed circle at 3 and is filled in to the right.
y greater than or equal to negative 3
A number line has a closed circle at negative 3 and is filled in to the right.
y less than or equal to 3
A number line has a closed circle at negative 3 and is filled in to the left.
9. What are the solutions of the inequality? Check the solutions.

2(b – 8) 20
b > 6
b < 14
b < 20
10. What are the solutions of the inequality? Check the solutions.

12 + 10w ≥ 8(w +12) (1 point)
w ≥ –42
w ≥ 48
w ≥ 42
w ≥ 54
11. If D is the set of whole numbers that are whole numbers less than 5, choose the selection below that correctly shows this set in roster and set-builder notation. (1 point)
D = {0, 1, 2, 3, 4}; D = {x | x is a whole number, x < 5}
D = {0, 1, 2, 3, 4, 5 , 6, 7, 8, 9, 10}; D = {x < 5}
D = {0, 1, 2, 3}; D = {x | x is a whole number, x < 5}
D = {6, 7, 8, 9, 10}; D = {x < 5}
12. In set-builder notation, how do you write the solutions of the inequality?

2x + 12 ≥ 6 (1 point)
{x | x ≥ –3}
{x | x ≥ 3}
{x | x ≤ –3}
{x | x ≤ 3}
13. In set-builder notation, how do you write the solutions of the inequality?

–6 – x ≥ –3 (1 point)
{x | x ≥ 3}
{x | x ≥ –3}
{x | x ≤ 3}
{x | x ≤ –3}
14. What are all the subsets of the set?

{–1, 9} (1 point)
empty set, {–1}, {9}
{–1}, {9}, {–1, 9}
empty set, {–1}, {9}, {–1, 9}
{–1}, {0}
15. Suppose U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} is the universal set, and P = {1, 3, 5, 7, 9}. What is P prime? (1 point)
{1, 3, 5, 7, 9}
{2, 4, 6, 8}
{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
{2, 4, 6, 8, 10}