Test 207 a. Find the cost to purchase 130 plants. b. Which costs more, 300 plants or 295 plants? Explain your answer. For Exercises 99–109, solve the inequality. Graph the solution set and express the answer in set-builder notation and interval notation. 99. 100. 101. 102. 103. 104. 105. 106. ( c 6 6 23 3w 4 7 5 ( 49 2x 7 5 51y 22 4 3 7 a 21 14 5 6 13 17 ( 1.3 7 0.4t 12.5 34.5 4k 23 6 7k 31 ( 52 6 5 h 1 5 3 10 h 18 107. 5x 214x 32 6 7 17 41x 12 $637 300 plants cost $1410, and 295 plants cost $1416. 295 plants cost more. 108. 109. 6 6 2b 14 ( 3 7 6 5 2 z 4 9 110. The summer average rainfall for Bermuda for June, July, and August is 5.3 in. per month. If Bermuda receives 6.3 in. of rain in June and 7.1 in. in July, how much rain is required in August to exceed the 3-month summer average? More than 2.5 in. is required. 111. Collette has $15.00 to spend on dinner. Of this, 25% will cover the tax and tip, resulting in $11.25 for her to spend on food. If Collette wants veggies and blue cheese, fries, and a drink, what is the maximum number of chicken wings she can get? Collette can have at most 18 wings. a 1 3 1 3 f; ew , b w 7 5x 0 x 66; 1, 64 ey y 14 5 f; a, 14 5 d 5a 0 a 496; 349, 2 5t 0 t 6 34.56; 1, 34.52 5k 0 k 7 186; 118, 2 eh h 5 2 f; a, 5 2 d 5c 0 c 6 176; 1, 172 5x 0 x 6 16; 1, 12 ) 1 Wing Special 25¢ each 5:00–7:00 P.M. *Add veggies and blue cheese for $2.50 *Add fries for $2.50 *Add a drink for $1.75 5b 0 3 6 b 76; 13, 7 4 5z 0 6 z 56; 36, 5 4 Chapter 2 Test x 3 20 8. 9. 10. 11. 12. 13. 21p 42 p 7 15 51x 22 8x 2 3x 8 3 0.5c 1.9 2.8 0.6c 47 14. Solve the equation for 15. Solve for r 16. 13% of what is 11.7? 90 C 2p C 2pr r. y: 3x y 4 3x 1 2 4x 3 3 1 All real numbers 16 9 t 8 2 9 3 7 2 5 x 1 5 x 1 1. Which of the equations have as a solution? 4x 1 10 61x 12 x 21 a. b. c. d. 2. a. Simplify: b. Solve: 3x 1 2x 8 5x 7 3x 1 2x 8 9 For Exercises 3–13, solve the equation. 3. 4. 5. 6. 3x 5 2 3h 1 31h 12 t 3 13 16 7. 8 p 4 12 13 4 2 d 2 31d 52 2 b, d 1 3 5x 2 2x 1 x 1 0 21 No solution 7 3 y 3x 4 Writing Translating Expression Geometry Scientific Calculator Video
miller_introductory_algebra_3e_ch1_3
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