He completed the course and was required to appear for the final exams. The physical exam consisted of taking a car engine apart and then putting it back together. Dr. Jones completed his project and was amazed to receive a grade of 125%. Dr. Jones asked the examiner how could he score a 125%.
"Well," answered the examiner, "I granted you 50% for taking the engine apart, 50% for putting it back together and another 25% for doing everything through the muffler"!