Math Tests

1 Answer: Solve the inequality: 3x + 2 = 1 2 Answer: Solve the inequality: a + 3 < 10 3 Answer: You run a ten-kilometer race in 45.5 minutes. Write an inequality for the time, t, of the runners who finished the race after you did. 4 Answer: Solve the inequality: 3x + 2 = 17 5 Answer: Solve the inequality: 2 - x > 5 6 Answer: You are at the music store to buy some CDs. You have $45 to spend and the store sells CDs for $12.99 each. Write an inequality that represents the number, n, of CDs that you can buy without spending more money than you have. 7 Answer: Write an inequality that represents the statement: x is less than 4 and greater than 1. 8 Answer: Solve the inequality: 6 < x + 4 = 11 9 Answer: Solve the inequality: x + 4 < 2 or x - 4 > -1 10 Answer: Referring to the figure, write a compound inequality that describes the graph shown. 11 Answer: Referring to the figure, write a compound inequality that describes the graph shown. 12 Answer: Solve the equation: |x| = 5 13 Answer: Solve the inequality: |x + 2| < 5 14 Answer: Is the ordered pair (3,0) a solution of the inequality: x + y < 5 a. yes b. no 15 Answer: Is the ordered pair (2,7) a solution to the inequality: x - y = 6 a. yes b. no 16 Answer: Find the mean of the collection of numbers: 3, 1, 9, 5, 9, 6, 9 17 Answer: Find the median of the collection of numbers: 3, 1, 9, 5, 9, 6, 9 18 Answer: Find the mode of the collection of numbers: 3, 1, 9, 5, 9, 6, 9