For so many people, logic and math problems can be difficult.
That's okay because we all have our strengths and weaknesses. Sometimes these questions are even written in such a way that they're designed to test how well we can pay attention. Sometimes it goes right over our heads.
If I said, "John had $200,000. Mary has $5,000. Mark will have $500,000," then who has the most money? The answer relies on understanding of tenses and grammar.