THE FINAL EXAM
At Pennsylvania State University, there were four sophomores taking Chemistry, and all of them were ‘A’ level students. These four friends were so confident that on the weekend before finals they decided to visit some friends and have a big party. They had a great time, but after all the partying, they slept all day Sunday and were only back at school early Monday morning.
Rather than taking the final on Monday, without studying, they decided to wait until the exam was over, and then they’d explain to their professor why they’d missed it. They said they’d visited friends, but on the way back they had a flat tire. As a result, they missed the final.
The professor agreed they could make up for the final exam the next day. The guys were excited and relieved. They studied that night for exam.
The next day, the professor placed them in separate rooms and gave them a test booklet. They quickly answered the first problem worth 5 points. Cool, they thought! Each one, in separate rooms thought this was going to be easy — and then they turned the page. On the second page was written………
For 95 points: Which tire? _________