The population of a certain town was declining each year. The population of the city can...
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The population of a certain town was declining each year. The population of the city can be modeled by the function P(1) -8,620(0.97) where is the number of years after 2010. 41. What is the annual rate of decrease? 42. What was the population in 2010? 43. According to the model, what was the city's population in 2015? 44. According to the model, what will be the city's population in 2050? 45. According to the model, what will be the city's population in 2100? Choices for 42-45: A) 2,612 E) 8,717 AE) 719 B) 7,394 AB) 556 BC) 8,361 C) 2,715 AC) 7,402 BD) 638 D) 8,620 AD) 2,549 BE) 7,381 The number of milligrams of a certain drug in a person's system after / hours is given by the function D(t)=125e** 46. What is the rate of decrease? 47. What was the initial dosage of the drug (in milligrams)? 48. How many milligrams of the drug remain in a person's system in 30 minutes? 49. How many milligrams of the drug remain in a person's system in 3 hours? 50. How many milligrams of the drug remain in a person's system in 8 hours? B) 8 AB) 125 BC) 6 Choices for 47-50: (answers rounded to the nearest whole mg) A) 102 E) 44 AE) 106 C) 42 AC) 38 BD) 105 D) 120 AD) S BE) 121 Find the account balance of the investment based on the given criteria. 33. Invest $1500 earning 3% interest compounded monthly for 12 years 34. Invest $1250 earning 5.25% interest compounded quarterly for 20 years 35. Invest $3000 earning 6% interest compounded continually for 16 years 36. Invest $4500 earning 7.5% interest compounded daily for 5 years 37. Invest $7500 earning 4% interest compounded continually for 10 years 38. Invest $5000 earning 8.5% interest compounded weekly for 25 years Choices for 33-38: A) $2149.03 B) $2318.64 AB) $3547.75 AC) $3652.63 BD) $6822.43 BE) $7512 35 ABC) $11,188.69 ABD) $12,048.93 Choices for 39-40: C) $2417.85 AD) $6212.19 CD) $7692.47 ABE) $40,852.25 A) $72,018.56 D) $75,587.03 Find the account balance based on the given criteria when investing the indicated amount monthly. 39. Monthly investment of $100 at an interest rate of 3% compounded monthly for 35 years. 40. Monthly investment of $250 at an interest rate of 2.5% compounded daily for 20 years. D) $2642.09 AE) $6408.53 CE) $7835.09 ACD) $41,003.68 8) $73,951.39 E) $76,408.64 E) $3418.21 BC) $6547.21 DE) $10,478.16 ACE) $41,791.92 C) $74,156.37 AB) $77,843.16 The population of a certain town was declining each year. The population of the city can be modeled by the function P(1) -8,620(0.97) where is the number of years after 2010. 41. What is the annual rate of decrease? 42. What was the population in 2010? 43. According to the model, what was the city's population in 2015? 44. According to the model, what will be the city's population in 2050? 45. According to the model, what will be the city's population in 2100? Choices for 42-45: A) 2,612 E) 8,717 AE) 719 B) 7,394 AB) 556 BC) 8,361 C) 2,715 AC) 7,402 BD) 638 D) 8,620 AD) 2,549 BE) 7,381 The number of milligrams of a certain drug in a person's system after / hours is given by the function D(t)=125e** 46. What is the rate of decrease? 47. What was the initial dosage of the drug (in milligrams)? 48. How many milligrams of the drug remain in a person's system in 30 minutes? 49. How many milligrams of the drug remain in a person's system in 3 hours? 50. How many milligrams of the drug remain in a person's system in 8 hours? B) 8 AB) 125 BC) 6 Choices for 47-50: (answers rounded to the nearest whole mg) A) 102 E) 44 AE) 106 C) 42 AC) 38 BD) 105 D) 120 AD) S BE) 121 Find the account balance of the investment based on the given criteria. 33. Invest $1500 earning 3% interest compounded monthly for 12 years 34. Invest $1250 earning 5.25% interest compounded quarterly for 20 years 35. Invest $3000 earning 6% interest compounded continually for 16 years 36. Invest $4500 earning 7.5% interest compounded daily for 5 years 37. Invest $7500 earning 4% interest compounded continually for 10 years 38. Invest $5000 earning 8.5% interest compounded weekly for 25 years Choices for 33-38: A) $2149.03 B) $2318.64 AB) $3547.75 AC) $3652.63 BD) $6822.43 BE) $7512 35 ABC) $11,188.69 ABD) $12,048.93 Choices for 39-40: C) $2417.85 AD) $6212.19 CD) $7692.47 ABE) $40,852.25 A) $72,018.56 D) $75,587.03 Find the account balance based on the given criteria when investing the indicated amount monthly. 39. Monthly investment of $100 at an interest rate of 3% compounded monthly for 35 years. 40. Monthly investment of $250 at an interest rate of 2.5% compounded daily for 20 years. D) $2642.09 AE) $6408.53 CE) $7835.09 ACD) $41,003.68 8) $73,951.39 E) $76,408.64 E) $3418.21 BC) $6547.21 DE) $10,478.16 ACE) $41,791.92 C) $74,156.37 AB) $77,843.16
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Related Book For
Income Tax Fundamentals 2013
ISBN: 9781285586618
31st Edition
Authors: Gerald E. Whittenburg, Martha Altus Buller, Steven L Gill
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