hapter 03 Mid-hapter Quiz Name: ate: 1 Write an inequality that represents the verbal expression. ll real numbers greater than or equal to 38. x < 38 x > 38 2 Write an inequality that represents the verbal expression. ll real numbers less than 74. x > 74 x < 74 3 Write an inequality that represents the verbal expression. 9 less than a number n is less than 17. 17 < 9 n 9 n < 17 n 9 < 17 17 9 < n 4 Write an inequality for the graph. opyright 2005-2006 by Pearson Education Page 1 of 9
hapter 03 Mid-hapter Quiz 5 Write an inequality that represents the verbal expression. The product of 10 and m is less than 22. 22 < 10m 10m < 22 22 10 < m 6 Write an inequality that represents the verbal expression. 3 more than a number t is greater than or equal to 21. 7 Write an inequality for the graph. 8 Write an inequality to represent the situation. cheese pizza costs at least $5. p > 5 p < 5 opyright 2005-2006 by Pearson Education Page 2 of 9
hapter 03 Mid-hapter Quiz 9 Solve the inequality. Graph your solution. 7 5w > 2 2w w > 3 w < 3 w > 3 w < 3 10 Solve the inequality. Graph the solution. 11 Solve the inequality. Graph your solution. m < 6 opyright 2005-2006 by Pearson Education Page 3 of 9
hapter 03 Mid-hapter Quiz 12 Solve the inequality. Graph the solution. 0 < 12t 0 < t 0 > t 0 > t 0 < t 13 Solve the inequality. Graph your solution. 3( b 5) < 3 b > 4 b > 4 b < 4 b < 4 14 Solve the inequality. Graph the solution. 25 > g 25 > g 25 < g 25 < g opyright 2005-2006 by Pearson Education Page 4 of 9
hapter 03 Mid-hapter Quiz 15 Solve the inequality. Graph the solution. 16 Solve the inequality. Graph your solution. 30 > 5c c < 6 c > 6 c > 6 17 n aluminum ladder holds 220 lb. 152-lb person, a 15-lb weight, and a box are on the ladder without breaking it. Write and solve an inequality to find the maximum weight of the box. 18 commercial laundry charges $5.25 per load. You have $31.50. Write and solve an inequality to find the greatest number of loads of laundry you can do. opyright 2005-2006 by Pearson Education Page 5 of 9
hapter 03 Mid-hapter Quiz 19 Solve the inequality. all real numbers no solution 20 Solve the inequality. 21 Solve the inequality. all real numbers no solution 22 Solve the inequality. opyright 2005-2006 by Pearson Education Page 6 of 9
hapter 03 Mid-hapter Quiz 23 Solve the inequality. 24 The width of a rectangular field is 20 centimeters. The perimeter is at least 648 centimeters. Write and solve an inequality to find the possible lengths of the field. ; ; ; ; 25 student claims that the graph below represents the solutions of the inequality. What error did the student make? The student should have filled in the point w = 5 on the graph. The student shaded the values on the wrong side of the point w = 5. The student should have filled in the point w = 5 on the graph and he or she shaded the wrong values. The student did not make any errors. 26 What inequality is represented by the graph? w < 5 w < 5 opyright 2005-2006 by Pearson Education Page 7 of 9
hapter 03 Mid-hapter Quiz 27 ecide whether the two inequalities are equivalent. Explain. ; Yes; if you solve the first inequality for b, you will get the second inequality. No; if you graph both inequalities on the same number line, you will cover all real numbers. No; if you solve the first inequality for b, you will end up with an inequality with a different relation symbol than the second inequality. No; if you graph both inequalities on the same graph, you will get b = 16. 28 ecide whether the two inequalities are equivalent. Explain. ; Yes; if you solve the first inequality for x, you will end up with the second inequality. No; if you graph both inequalities on the same number line, you will cover all real numbers. No; if you graph both inequalities on the same graph, you will get x = 14. No; if you solve the first inequality for x, you will end up with equivalent to., which is not 29 ecide whether the two inequalities are equivalent. Explain. ; Yes; if you solve the first inequality for z, you will end up with an inequality equivalent to the second inequality. No; if you graph both inequalities on the same number line, you will cover all real numbers. No; if you solve the first inequality for z, you will end up with an inequality with the variable on the wrong side. No; if you graph both inequalities on the same graph, you will get. 30 Your cousin s birthday is this weekend. You want to buy a that costs $12.99 and a birthday card that costs $2.50. You have saved $25. Write an inequality to find the most money you have for other spending. 12.99 + 2.5 + x < 25 12.99 + 2.5 + x > 25 opyright 2005-2006 by Pearson Education Page 8 of 9
hapter 03 Mid-hapter Quiz opyright 2005-2006 by Pearson Education Page 9 of 9