Can u tell me the answers to these questions

14. A student scores 60 on a math test that has a mean of 54 and a standard deviation of 3. She scores an 80 on a history test with a mean of 75 and a standard deviation of 2. On which test did she do better than the rest of the class? 15. Which of the following student's exam grades has a better relative position? Student A: a grade of 43 on a test when x = 40 and s = 3. Student B: a grade of 75 on a test when x = 72 and s = 5. The student with a better relative position is student because... 16. Which score indicates the highest relative position? a) a score of 3.2 on a test with x = 4.6 and s = 1.5. b) a score of 630 on a test with x = 800 and s = 200. C) a score of 43 on a test with x = 50 and s = 5. The score that indicates the highest relative position is because