There's a good example of how fast, intuitive thinking often fails in "Thinking Fast and Slow" (referenced in the article): A bat and ball cost $1.10. The bat

There's a good example of how fast, intuitive thinking often fails in "Thinking Fast and Slow" (referenced in the article): A bat and ball cost $1.10. The bat costs $1 more than the ball. How much does the ball cost?