Question

1. a school rule states that students must not have more than 3 unexcused absences per semester. which inequality represents this rule?

a. $a \leq 3$
b. $a > 3$
c. $a < 3$
d. $a \geq 3$

Explanation:

Step1: Define variable

Let $a$ = number of unexcused absences.

Step2: Interpret "not more than 3"

"Not more than 3" means $a$ can be 3 or less.

Step3: Match to inequality

This translates to $a \leq 3$.

Answer:

a. $a \leq 3$