# The populations, P, of six towns with time t in years are given by: I) P=1000(1.08)^t II) P= 600(1.12)^t III) P = 2500(0.9)^t IV) P=1200(1.185)^t V) P=800(0.78)^t VI) P=2000(0.99)^t a. Which towns are growing in size? Which are shrinking? b.

55,197 results
1. ## biology

Mosquitoes can carry and transmit many diseases to humans. In the past, the insecticide DDT was heavily used to reduce mosquito populations in order to reduce instances of disease transmission. However, after some time, mosquito populations developed a

2. ## Trigonometry

A passenger in an airplane flying at an altitude of 10 kilometers sees two towns directly to the left of the plane. The angles of depression to the towns are 28° and 55°. How far apart are the towns?

3. ## Maths

The scale on a map is 1 :500000, Two towns ate 7cm apart, whats the actual distance between towns. Give your answers in Km.

4. ## algebra

A biologist studied the populations of white-sided jackrabbits and black-tailed jackrabbits over a 5-year period. He modeled the populations, in thousands, with the following polynomials where 𝑥 is time, in years. White-sided jackrabbits: 6.5𝑥^2 −

5. ## Math, Trigonometry

Cate is sailing her boat off the coast, which runs straight north and south. Her GPS confirms that she is 8 km from Haytown and 10 km from Beeville, two towns on the coast. The towns are separated by an angle of 80°, as seen from the boat. A helicopter is

6. ## Algebra

A biologist studied the populations of black bear and brown bears over a 10-year period. The biologist modeled the populations, in thousands, with the following polynomials where x is time, in years. black bears: 2.3x^2 - 5.6x + 2.3 brown bears: 2.4x^2 +

7. ## Algebra - help

A biologist studied the populations of common guppies and Endler’s guppies over a 6-year period. The biologist modeled the populations, in tens of thousands, with the following polynomials where x is time, in years. common guppies: 3.1x2 + 6x + 0.3

8. ## Pre Calc

Naturalists findthat the populations of some kinds of predatory animals vary periodically. Assume that the population of foxes in a certain forext vareis sinusoidally iwth time. REcord started being kept when time t = 0 years. A minimum number, 200 foxes,

24. ## mathematics

The populations of five towns are 15600, 17300, 62800, 74000 and 34400 each to the nearest hundred. Find the total population of the five towns to the nearest thousand.

25. ## American Government

Over time, what has been the trend of rural vs. urban population in the United States? a. The rural populations have developed extensive farmland to continue being essential. b. The rural populations have increased, and the urban populations have

Find the value of the ordinary annuity at the end of the indicated time period. The payment​ R, frequency of deposits m​ (which is the same as the frequency of​ compounding), annual interest rate​ r, and time period t are given. amount ​1,000​;

27. ## history

What was a boomtown? A. Towns that grew up quickly near mining sites B. Towns being demolished*** C. Loud cities D. Towns with nothing but a railway station

28. ## Bio

Succession involves one community replacing another. What must be true of each community that appers? A. the population are adapted to their environment B. the populations get larger as the next community is established C.the populations contain very

29. ## statistics

if we are testing for the difference between two populations, it is assumed that the two populations are approximately normal and have equal variances, true or false

30. ## algebra

A biologist studied the populations of black bear and brown bears over a 10-year period. The biologist modeled the populations, in thousands, with the following polynomials where x is time, in years. black bears: 2.3x^2 – 5.6x + 2.3 brown bears: 2.4x^2 +

40. ## statistics

Among the four northwestern states, Washington has 51% of the total population, Oregon has 30%, Idaho has 11%, and Montana has 8%. A market researcher selects a sample of 1000 subjects, with 450 in Washington, 340 in Oregon, 150 in Idaho, and 60 in

41. ## Chem

Circle the letter of the unit of mass commonly used in chemistry that equals 1/1000 Kilogram. a)gram b)Milligram c)milliliter Kilo is 1000. What is 1/1000 of 1000?

42. ## Calculas HS

continous compounding you have $1000 wiht which to open an account to which you plan also to add$ 1000 per year. all funds in the account will earn 10% annual interest compounded continously. if the added deposits are also credited to your account

48. ## Math

Find the amount of money in the account at the end. $1000.00, 4 years, 7% compounded semi-annually A=P(1+r/n)^nt r=0.07, t=4, P=$1000.00, n=2 A=P(1+r/n)^nt A=$1000.00(1+0.07/2)^2-4 A=$1000(1.035)^8 A=$1000(1.316809037) A=$1,316.809037 My answer is:

49. ## algebra

hi! i need some help with Lesson 9: Polynomials and Factoring Unit Test. A biologist studied the populations of common guppies and Endler's guppies over a 6-year period. The biologist modeled the populations in tens of thousands where 'x' is time, in

50. ## Economics/Math

3. Assume you own a painting. If you sold it now, you could get £500 for it. However, the amount that people will be willing to pay in the future increases by £25 in odd years (including the first one) and by £26 in even years, for the next 53 years. If

51. ## Math

The value of a computer bought in 1998 decreases as time passes. Two years after the computer was bought, it was worth $2,600. Five years after it was bought, it was worth$2,000. If the relationship between number of years past 1998 and value of the

52. ## Algebra

The value of a computer bought in 1998 decreases as time passes. Two years after the computer was bought, it was worth $2,600. Five years after it was bought, it was worth$2,000. If the relationship between number of years past 1998 and value of the

53. ## math

A passenger in an airplane flying at an alti- tude of 14 kilometers sees two towns directly to the left of the plane. The angles of depres- sion to the towns are 30◦ and 52◦. How far apart are the towns? Answer in units of ft.

You have just started work for a small company, FitCo, that develops private fitness clubs in small towns. FitCo buys or leases a local hotel or motel, then renovates to provide a gym, swimming pool, sauna, Jacuzzi, and a small café where patrons can buy

You have just started work for a small company, FitCo, that develops private fitness clubs in small towns. FitCo buys or leases a local hotel or motel, then renovates to provide a gym, swimming pool, sauna, Jacuzzi, and a small café where patrons can buy

56. ## Algebra Question~!

A biologist studied the populations of common guppies and Endler’s guppies over a 6-year period. The biologist modeled the populations, in tens of thousands, with the following polynomials where x is time, in years. common guppies: 3.1x^2 + 6x + 0.3

57. ## Science

Studies indicate that fertilizers from nearby farm fields have entered a lake. Which of the following describes a likely change in this ecosystem in the future? A.Algae populations will increase and trout populations will decrease.* B.Algae populations

58. ## compound interest

How do I solve these problems? Complete the table for a savings account in which interest is compounded continuously. 1. Initial Investment: $1000 Annual % Rate: 3.5% Time to Double: ? Amount After 10 Years: ? 2. Initial Investment:$750 Annual % Rate: ?

62. ## Maths

Annie drives between two towns at an average speed of 40 mph. Tariq drives between the same two towns on the same route at an average speed of 25 mph. Annie leaves the first town at 9 am and arrives at the second town at 10:30 am. If Tariq sets off at the

63. ## math

Two towns P and Q lie on the same parallel latitude such that P is due east of Q. When local time at Q is 9.50am , the local time at P is 3.12pm. ( a) Find the longitude difference between P and Q (2mks) ( b) Given that the longitude of P is 52°E , find

64. ## Math

one Percentage increase / decrease formula in excel that full all the conditions that are mentioned below 2012 2011 1 0 0 2 0 500 3 500 0 4 500 1000 5 1000 500 6 500 (1000) 7 (1000) 500 8 (500) (1000) 9 (1000) (500) Dear its urgent

65. ## American History

In New England, the town is a major unit of local government. Except for a few major cities, each of the six states in the region is divided into towns. Each town generally includes all of the rural and the urban areas within its boundaries. Which best

88. ## Math

one Percentage increase / decrease formula in excel that full all the conditions that are mentioned below 2012 2011 1 0 0 2 0 500 3 500 0 4 500 1000 5 1000 500 6 500 (1000) 7 (1000) 500 8 (500) (1000) 9 (1000) (500) Dear its urgent

97. ## science

In general, populations have the ability to increase exponentially, but why do you think that most populations are fairly constant in size?

98. ## math

if i deposit inr 1000 monthly for 35 years what will be the amount after 35 years ?

99. ## english

original sentence: The new highway follows the river, bypasses the small towns and you can save a lot of time The correct sentence: The new highway follows the river, bypasses, small towns, will save you a lot of time.

100. ## Finance

I am having a hard time figuring out the equation that I should be using to determine the value of a \$1000 denomination for a Bond with a 7% coupon rate maturing in 20 years with a required interest rate of 8%. Is there maybe any online calculators that