Please answer by September 7th.

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

Can someone me out here and the tell me the greatest common factor

How can you tell when x and y are not directly proportional?