Sir i am stuck for this question

Question - 3 UAEU uses e-sat to select its students. This year the average score was 950 with a standard deviation of 150. If UAEU selects only the top 5% of the scores and you have a score of 1440 will you be selected? Question - 4 A stock broker has found his investment window to be: a. sell if price are in the top 4% range and b. buy if prices are in the bottom 15% range. The price of amazon stocks average at 254DAED with a standard deviation of 150AED. On a given day, the price of the stock is ZQDOAED, what should be his course of action