LSAT 84, Logic Game 3, Question 16, LSATHacks

LG Game 3 Question 16 Explanation, by LSATHacks

In the setup, we saw that K can’t be treasurer (rule 3, F or H must be) or councillor (rule 4). So, since K is in, they’re mayor:

Next, you should ask yourself which rules involve Mayor. Rule 2 does: if H is councillor, then J is mayor. But, in this scenario, J can’t be mayor. Therefore, we can say that H can’t be councillor.

C is CORRECT.

The deduction above is the contrapositive of rule 2: