The Time That It Takes a Student to Walk from His

Multiple Choice

The time that it takes a student to walk from his dorm room to his math classroom has an approximate normal distribution with a mean of 8 minutes and a standard deviation of 0.4 minutes. What is the Probability that the student will take between 8.0 and 9.2 minutes to walk to class? Give your answer As a percentage.

A) 0.3%
B) 2.5%
C) 49.85%
D) 34%
E) None of the above.