The scores on a psychology exam were normally distributed with a mean of 69 and a standard deviation of 9. A failing grade on the exam was anything 2 or more standard deviations below the mean. What...

Please help me with this question please thank you it's due today:(

Extracted text: The scores on a psychology exam were normally distributed with a mean of 69 and a standard deviation of 9. A failing grade on the exam was anything 2 or more standard deviations below the mean. What was the cutoff for a failing score? Approximately what percentage of the students failed? The cutoff for a failing score was (Simplify your answer.) Approximately percent of the students failed. (Round to one decimal place as needed.)