Interpreting Inequalities

Write an inequality for the following statement.
n is less than 9

• n < 9
• n > 9
• n ≤ 9
• n ≥ 9

Translate the sentence into an inequality.
Seven subtracted from n is greater than or equal to 18.

• n - 7 > 18
• 7 - n ≥ 18
• n - 7 ≥ 18
• n + 7 ≥ 18

The maximum score on the pilot's test is 95 points.

• p < 95
• p > 95
• p ≥ 95
• p ≤ 95

7 is less than a number.

• x > 7
• x < 7
• x ≤ 7
• x ≥ 7

Write an inequality for this situation:
You are driving, and the maximum speed limit is 55.

• s < 55
• s > 55
• s ≤ 55
• s ≥ 55

Which sentence represents m > 41?

• Mary’s points, m, totaled more than 41
• Calvin ran no less than 41 miles, m
• The temperature, m, was less than 41°F
• The magazines’ cost, m, was not more than $41.

• less than
• greater than
• less than or equal to
• greater than or equal to

• less than
• greater than
• less than or equal to
• greater than or equal to

Translate this phrase into an algebraic expression.
35 multiplied by the quantity r less than 45 

• 35(r - 45) 
• 35r - 45
• 35(45 - r)
• 45 - 35r

A student must be at least 15 years old to obtain a driver’s permit.

• x > 15
• x < 15 
• x ≤ 15
• x ≥ 15