Question

1. which inequality represents the situation number of students, $n$, must not exceed 45?

a. $n \leq 45$
b. $n \geq 45$
c. $n = 45$
d. $n > 45$

Explanation:

The phrase "must not exceed 45" means the number of students $n$ can be 45 or any number less than 45, which matches the inequality $n \leq 45$.

Answer:

a. $n \leq 45$