A pharmaceutical researcher working on a cure for baldness noticed that middle-aged men who are balding at the crown of their head have a 45% probability of suffering a heart attack over the next decade. In a sample of 100 middle-age balding men, what are the following probabilities?

a. More than 50 will suffer a heart attack in the next decade.

b. Fewer than 44 will suffer a heart attack in the next decade.

c. Exactly 45 will suffer a heart attack in the next decade.