I need help with number 13, 14, 15 and 16 please

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.

Which of the following is the shape of a cross section of the figure shown below

Solve the system of equations using the substitution method. {y=−3x+7x=−2y−16 enter your answers in the boxes.