Exponential Functions Answers

What is the growth factor of the following example? Assume time is measured in the units given.A diamond mine is depleted by 1% per day.a.1.01 per dayc.0.99 per dayb.0.01 per dayd.99 per day

Use the formula to calculate your salary after 4 years. Round your answer to the nearest dollar. a. $42,400 c. $47,641 b. $44,944 d. $50,499 Please select the best answer from the choices provided

What is the growth factor of the following example? Assume time is measured in the units given.A forest shrinks 80% per century.a.20 per centuryc.80 per centuryb.0.20 per centuryd.0.80 per century

Every year, a lake becomes more polluted, and 2% fewer organisms can live in it. If in 2010 there are one million organisms, determine the number of organisms in the lake 5 years later. Let t = 0 represent the year 2010.a.922,368 organisms remainingc.903,921 organisms remainingb.941,192 organisms remainingd.960,400 organisms remaining

In 2006, the cost of a train ticket from Boston to New York was $73. Assume that the price rises by 10% per year. Determine the cost of the same ticket 10 years from 2006. Let t = 0 represent 2006.a.$335.43c.$189.34b.$156.48d.$172.13

Give the starting value a, the growth factor b, and the growth rate r if Q = abt = a(1 + r)t Write r as a percent. a. a = 1750 b = 1.593 r = 0.593% c. a = 2787.75 b = 2.5376 r = 0.593% b. a = 1750 b = 1.593 r = 59.3% d. a = 2787.75 b = 1.593 r = 59.3% Please select the best answer from the choices provided

Give the starting value a, the growth factor b, and the growth rate r if Q = abt = a(1 + r)t. Write r as a percent. a. a = 0.0022 b = 2.31 r = 1.31% c. a = 0.0051 b = 1.31 r = 1.31% b. a = 0.0051 b = 231 r = 131% d. a = 0.0022 b = 2.31 r = 131% Please select the best answer from the choices provided

What is the growth factor of the following example? Assume time is measured in the units given.A city grows by 28% per decade.a.0.28 per decadec.128 per decadeb.28 per decaded.1.28 per decade

Find a formula for f(t), the size of a population that begins in year t=0 with 2200 members and decreases at a 3.2% annual rate. a. c. b. d. Please select the best answer from the choices provided

Use the formula to calculate your salary after 6 years. Round your answer to the nearest dollar. a. $30,201 c. $28,357 b. $29,264 d. $27,478 Please select the best answer from the choices provided