MATH 111 Midterm: MATH 111 UW Winter n15 Midterm 2 taggart
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1. (a) 19 hundred dollars (b) 0. 65 dollars per thing (c) 12. 5 hundred dollars (d) 0. 60 dollars per thing (e) q 8. 5 hundred things. 2. (a) 1. 25 dollars per month (b) t 1. 6, 2. 3, 3. 7 months (c) there are several correct answers. One is from t 10. 1 to t 11. 1 months. 3. (a) t = 2. 24 and t = 12. 76 seconds (b) t = 7. 5 seconds. = 12. 5 t (d) t = 11. 4 seconds. 4. (a) t r(q) = 1. 5625q2 + 89q, t c(q) = 14q + 500 (b) q = 8, 40 items (c) 18. 69 dollars per item (d) 400 dollars. 5. (a) 2. 3 years (b) ,104 (c) ,896 (d) ,474. 6. (a) bart"s apy is 4. 29%, lisa"s apy is 4. 24% (b) t = 0. 25 years (c) 5. 32% (d) 23. 76%
