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MOST STUDENTS AT HARVARD, MIT, AND PRINCETON GOT THIS WRONG

Try to solve the following problem: A bat and ball cost $1.10. The bat costs one dollar more than the ball. How much does the ball cost? Did you come up with 10¢?  You're not alone!  Most Harvard students answered 10¢ as well! The correct answer is 5¢. Behavioral economist Daniel Kahneman explains why most…