Please help me with the solution to the attached problem.

The total cholesterol levels of a sample of men aged 35-44 are normally distributed with a mean of 210 milligrams per deciliter and a standard deviation of 38.2 milligrams per deciliter. (a) What percent of the men have a total cholesterol level less than 217 milligrams per deciliter of blood? (b) If 244 men in the 35-44 age group are randomly selected, about how many would you expect to have a total cholesterol level greater than 259 milligrams per deciliter of blood? (a) The percent of the men that have a total cholesterol level less than 217 milligrams per deciliter of blood is% (Round to two decimal places as needed.)