Select the value that could be substituted for x.
x < 12
x = 12.5, 13.5, 22, 11

The correct answer is: 11

Step 1 of 1:
As stated in the hint, x attains the values strictly less than 12, which means x12.
Step 2 of 2:
Given that, x = 12.5, 13.5, 22, 11.
It is clear that, 12.5 > 12; 13.5 > 12 and 22 > 12, but 11 < 12.
Final Answer:
The value that could be substituted for x-- b. 11