Which of the following is an equation of a line perpendicular to the equation y - 3x +1?
O A = - 3x + 5
B. y --3x+5
O C. y -3x5
O D. y = x+5

Find the value of x for which abcd must be a parallelogram -9-6x x-30

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.

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?