If you multiply both sides of an inequality by a negative number, the direction of the inequality sign stays the same., TRUE, FALSE, Every relation is a function., TRUE, FALSE, A vertical line on a coordinate plane can represent a function., TRUE, FALSE, A line with slope 0 is horizontal., TRUE, FALSE, The vertical line test can determine if a graph represents a function., TRUE, FALSE, Solve for x: 5(x - 2) = 3x + 4, RIGHT, WRONG, Solve for x: 2(3x + 1) - 5 = x + 8, RIGHT, WRONG, A line passes through points (2, 5) and (5, 11). Find its slope., RIGHT, WRONG, Solve the inequality: 5x - 7 < 3x + 9, RIGHT, WRONG, A data set has values 2, 5, 7, 10, 12. Find the mean., RIGHT, WRONG, From 6 books, in how many ways can you arrange 3 books on a shelf?, RIGHT, WRONG, Find the range of the data set: 12, 15, 9, 20, 18., RIGHT, WRONG, A class recorded test scores: 80, 85, 90, 75, 100. Find the mean and range., RIGHT, WRONG, A researcher wants to study the favorite color of students in a school of 500 students. She surveys 50 students. Identify the population and sample., RIGHT, WRONG, A researcher chooses every 10th student from a list of students to take a survey. What type of sampling is this?, RIGHT, WRONG, Solve for x: 2x + 5 = 3x - 4. Which is correct?, A) x = 9, B) x = -9, C) x = -1, D) x = 1, Which of the following is a direct variation?, A) y = 3x + 5, B) y = 7x, C) y = -2, D) y = x², In graphing the inequality y ≤ 2x + 3, the boundary line should be:, A) Solid, because points on the line are included, B) Dashed, because points on the line are not included, C) Dashed, because the slope is positive, D) Solid, because the slope is negative, Which of the following inequalities uses a dashed line?, A) y ≥ 3x - 2, B) y > -x + 4, C) y ≤ x + 1, D) y = 2x + 3, True or False: The solution to a linear inequality in two variables is always a line., TRUE, FALSE, Which inequality solution is correct? 5x - 2 > 3x + 6, A) x > 4, B) x < 4, C) x > -4, D) x < -4, Which of the following is NOT a function?, A) {(1, 2), (2, 3), (3, 4)}, B) {(1, 2), (2, 3), (1, 5)}, C) {(0, 0), (1, 1), (2, 2)}, D) {(3, 4), (4, 5), (5, 6)}, The point (-4, 3) lies in which quadrant?, A) I, B) II, C) III, D) IV, Which of the following points is in Quadrant IV?, A) (5, -2), B) (-3, -1), C) (-4, 6), D) (2, 3), Which point lies on the x-axis?, A) (0, 5), B) (4, 0), C) (-3, 2), D) (-1, -1), Which of the following is a one-to-one function?, A) {(1, 2), (2, 3), (3, 4)}, B) {(1, 2), (2, 2), (3, 4)}, C) {(1, 2), (1, 3), (2, 4)}, D) {(1, 2), (2, 3), (3, 2), (2, 4)}, Which of the following is a one-to-one function?, A) {(1, 2), (2, 3), (3, 4)}, B) {(1, 2), (2, 2), (3, 4)}, C) {(1, 2), (1, 3), (2, 4)}, D) {(1, 2), (2, 3), (3, 2), (2, 4)}, A restaurant offers 3 appetizers, 4 main courses, and 2 desserts. How many different 3-course meals are possible?, A) 9, B) 24, C) 18, D) 12, In a box-and-whisker plot, the whiskers show:, A) Only the median, B) Minimum and maximum data values, C) Q1 and Q3, D) The mean, In a stem-and-leaf plot, if the stem represents tens and the leaf represents units, what number does stem = 6 and leaf = 7 represent?, A) 11, B) 67, C) 74, D) 407

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