Answer:
11
Step-by-step explanation:
Hello!
Analyzing the key words in the word problem, we can see that it is representing division.
To make at least $275, n * 25 ≥ 275.
25n ≥ 275
n ≥ 11
Thus, we can see that the store must sell at least 11 calculators to fulfill the given requirements.
As an inequality, it is [tex]\boxed{n\ge11}[/tex]
Hope this helps!