The heights of adult men in America are normally distributed, with a mean of 69.1 inches and standard deviation of 2.65 inches. What percentage of adult males in America are under 5 feet 6 inches...

The heights of adult men in America are normally distributed, with a mean of 69.1 inches and standard deviation of 2.65 inches.

What percentage of adult males in America are under 5 feet 6 inches tall? Round your answer as a percentage to the nearest whole number.