Quiz about Inequality Quick Assessment

Question 1

Which inequality is represented by the number line?

Accepted Answer

x $$<$$ -7

Answer

x $$>$$ -7

Answer

x $$\le$$ -7

Answer

x $$\ge$$ -7

Question 2

Erin needs to make at least a 75 on her semester exam to maintain a B in the class. Which number line correctly represents this situation?

Accepted Answer

Question 3

Lola and Jasmine are solving the inequalities shown. Which student is solving an inequality with a solution of b < -9?

Accepted Answer

Both students

Answer

Lola

Answer

Jasmine

Answer

Neither student

Question 4

Which number line represents the solution to the inequality shown?

Accepted Answer

Question 5

Which of the following represents the solution to the inequality?

Accepted Answer

d $$>$$ -75

Answer

d $$>$$ -32.5

Answer

d $$<$$ -75

Answer

d $$>$$ -45

Question 6

Vance is solving the inequality shown and will represent his solution on a number line. Which of the following is NOT true about the number line Vance will create?

Accepted Answer

The arrow will point to the left.

Answer

The number line should have a closed circle.

Answer

The circle should be placed above -11.

Answer

All of the above are true.

Question 7

Tim's bathtub contains 75 gallons of water. Tim is draining water from the tub at a rate of 1.5 gallons per minute. If Tim wants to keep at least 20 gallons of water in the tub which inequality could be used to determine the number of minutes he will need to drain the water?

Accepted Answer

$$75\ -\ 1.5x\ \ge\ 20$$

Answer

$$75\ +\ 1.5x\ \le\ 20$$

Answer

$$75\ -\ 1.5x\ \le\ 20$$

Answer

$$75\ +1.5x\ \ge\ 20$$

Question 8

Liliana is renting a beach house for a family vacation. The house charges a $75 cleaning fee plus $95 per night. If Lilana wants to spend a maximum of $645 on the rental, which inequality represents "n", the number of nights can she afford to rent the beach house?

Accepted Answer

$$n\ \le6$$

Answer

$$n\ \ge6$$

Answer

$$n\ <5$$

Answer

$$n\ >5$$

Question 9

6 + 2h > 30

Accepted Answer

h > 12

Answer

h < 24

Answer

18 > h

Answer

h < -12

Question 10

x + 5 > 7

Accepted Answer

x > 2

Answer

x > -2

Answer

x > 12

Answer

x > -12

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