Inequalities Review

Which inequality represents the statement? Fewer than 4 cows were in the field.

• f < 4

• f > 4

• f < 4

• f > 4

Which inequality represents the statement? More than 5 people scored a 100% on the test!

• p > 5

• p < 5

• p > 5

• p < 5

Is the given value of the variable a solution to the inequality? Plug it in, and see if it makes it true.

• True. -7 is greater than -8.

• False. -7 is less than -8.

• False. -7 is greater than 8.

• True. -7 is less than 8.

Is the given value of the variable a solution to the inequality? Plug it in, and see if it makes it true.
g + 27 < -49 when g = -76

• True. -49 is less than or equal to -49

• False. - 22 is greater than or equal to -49.

• True. 49 is less than or equal to -49.

• False. 49 is greater than or equal to -49.

Describe the graph of the given inequality.

x > 5

• Open dot at 5, arrow to the left

• Closed dot at 5, arrow to the left

• Open dot at 5, arrow to the right

• Closed dot at 5, arrow to the right

Describe the graph of the given inequality.

7 < x

• Open dot at 7, arrow to the left

• Open dot at 7, arrow to the right

• Closed dot at 7, arrow to the left

• Closed dot at 7, arrow to the right

Describe the graph of the inequality.

x > 0

• Closed dot at zero, arrow to the left

• Closed dot at zero, arrow to the right

• Open dot at zero, arrow to the left

• Open dot at zero, arrow to the right

How should you solve the inequality?

n/7 < -3

• Subtract 7 from both sides.

• Add 7 to both sides.

• Multiply by 7 on both sides.

• Divide by 7 on both sides.

What is the first step to solve this inequality?

98 < f - 37

• Subtract 37 from both sides.

• Add 37 to both sides.

• Multiply both sides by 37

• Divide both sides by 37.

The inequality z > 3 represents the number of zebras seen on a safari.

Which number of sightings does not satisfy the inequality?

• 8 sightings

• 3 sightings

• 2 sightings

• 5 sightings