Quiz about Inequalities Review

Question 1

You want to spend at most $1200 on a new laptop.  If you make a $400 down payment, then pay the same amount every month for 12 months.  Which Inequality could be use to solve to find out how much you can pay each month.

Accepted Answer

12x + 400 < 1200

Answer

12x + 1200 > 400

Answer

12x + 400 < 1200

Answer

12x + 400 > 1200

Question 2

Which graph matches the inequality
k < 3?

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 3

Which inequality matches the graph?

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 4

When graphing b< 6 would you use an open or closed circle?

Accepted Answer

Open

Answer

closed

Question 5

Solve:
$$-2x+3\ \le\ 13$$

Accepted Answer

$$x\ \ge\ -5$$

Answer

$$x\ \le\ -5$$

Answer

$$x\ \le\ -8$$

Answer

$$x\ \ge\ -8$$

Question 6

$$x\ \ge\ -5$$

What would the graph look like for your solution?

Accepted Answer

Closed circle: shaded to the right

Answer

Closed circle; shaded to the left

Answer

Open circle; shaded to the right

Answer

Open circle; shaded to the left

Question 7

14 < -2a + 6 - 2a

Accepted Answer

a < -2

Answer

a > -2

Answer

a > 5

Answer

a < -5

Question 8

You flip an inequality symbol when you...

Accepted Answer

multiple or divide by a negative number

Answer

subtract

Answer

multiply and divide only

Answer

multiple by a negative number

Question 9

What is the first step to solve the following inequality?

$$25\ -\ 4y\ \ge\ 37$$

Accepted Answer

Subtract 25 from both sides of the inequality.

Answer

Add 25 to both sides of the inequality.

Answer

Divide both sides of the inequality by 4.

Answer

Multiply both sides of the inequality by -4.

Question 10

What is the first step to solving this inequality?

$$9x\ -\ 6\ >\ 66$$

Accepted Answer

Add 6 to both sides of the inequality.

Answer

Add 9 to both sides of the inequality.

Answer

Divide both sides of the inequality by 9.

Answer

Subtract 6 on both sides of the inequality.

Question 11

6(n + 2) < -72

Accepted Answer

n < -14

Answer

n < 11.667

Answer

n < -10

Answer

n < 14

Question 12

Identify the inequality that is represented by the following graph:

Accepted Answer

B

Answer

A

Answer

C

Answer

D

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