Use the box-and-whisker plot shown to answer each question.

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

How many ordered pairs of positive integers satisfy xy=32?

What is the value of x in the equation7x+2y=48 when y=3