Unit 5 Quiz 2 Review

Which of the following is the solution to the inequality k - 3 ≤ 5?

• k ≤ 8

• k ≥ 8

• k < 8

• k > 8

Fill in the blank: The inequality c > 9 is not satisfied by c = ___.

• A) 10

• B) 8

• C) 11

• D) 12

Graph the inequality y ≤ -1 on a number line. Which of the following is correct?

• Open circle on -1, arrow to the left

• Closed circle on -1, arrow to the left

• Open circle on -1, arrow to the right

• Closed circle on -1, arrow to the right

Determine if c = 9 is a solution to the inequality c > 9.

• Yes

• No

Fill in the blank: The inequality 9 + p < 14 can be solved as p < ___.

• A) 5

• B) 9

• C) 14

• D) 4

Solve the inequality: x + 7 > 4.

• A) x > 3

• B) x < 3

• C) x = 3

• D) x ≤ 3

Fill in the blank: If 2r < 16, then r ___.

• A) < 8

• B) > 8

• C) = 8

• D) ≤ 8

State whether the given value is a solution: 6k > 24; k = 3.

• A) Yes

• B) No

Solve the inequality: 7 ≤ x/3.

• A) x ≥ 21

• B) x ≤ 21

• C) x = 21

• D) x > 21

Fill in the blank: If 4.2b > 4.8, then b ___.

• > 1.14

• < 1.14

• = 1.14

• ≤ 1.14