As a table tennis tournament, two games went on for a total of 32 minutes. one game took 12 minutes longer than the other. how long did it take to complete each game? use letters to represent the unknowns. solve the problem.

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

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 represents the solution set of the inequality 5x-9 < 21? a. x < 12/5 b. x > 12/5 c. x > 6 d. x < 6