According to National Health Survey heights of men are normally distributed with mean of μ=69.0 inches and σ-2.50 standard deviation . Standard beds are designed as 75 inches long. Find the percentage...

According to National Health Survey heights of men are normally distributed with mean of μ=69.0  inches and σ-2.50  standard deviation . Standard beds are designed as 75 inches long. Find the percentage of men with a heights exceeding length of a standard bed. Write your answer
IN DECIMAL FORM AS PROBABILITY NOT PERCENT!