please answer the question in the photo (expand)

section of the SAT exam. The distribution of SALI' scores ' a mean of 500 and a standard deviation of 100. Rubin res 31 on the math portion. ACT scores are approximately normally distributed with a mean of 13 and a standard deviation of 6. (a) Relative to their peers who also took the tests, who performed better on his test? Explain. (b) A certain school will only consider those students who score in the top 1% in the math section. What gres would Ronald and Rubin have to receive on their reapective tests to be considered for admission? (c) Between what two grades does 95% of the population fall for the ACT and the SAT exams?