A tire company produces tires whose diameters are normally distributed with a mean of 36 inches and a standard deviation of 0.01 inches. What is the probability that a tire of this kind will have a diameter that is:
A.) Between 35.99 and 36.005 inches?
B.) Less than 35.985 inches?
C.) Greater than 36.004 inches?
D.) If the tolerance is plus or minus 0.05 inches, what is the defect rate?