The age of professional racecar drivers is normally distributed with a mean of 41 and a standard deviation of 5. One driver is randomly selected.

Please help me out how to solve this statistics problem, Thank you very much

The age of professional racecar drivers is normally distributed with a mean of 41 and a standard deviation of 5. One driver is randomly selected. (Round all answers to three decimal places)What is the probability that this driver is less than 31 years old?What is the probability that this driver is more than 38 years old?What is the probability that this driver is between 42 and 45 years old?95% of all drivers are younger than what?