A Salesman Who Uses His Car Extensively Finds That His

Multiple Choice

A salesman who uses his car extensively finds that his gasoline bills average $125.32 per month with a standard deviation of $49.51.The probability that his bill will be less than $50 a month or more than $150 for a single month is:

A) 0.4357.
B) 0.1915.
C) 0.6272.
D) 0.3728.
E) 0.6915.