how much is one acre i cant find out and i want an exact answer because all the things online say between this number and that number and it bothers me so please tell me what the answer is so

157,231 results

  1. math

    1. A farmer has 100 acres of land on which she plans to grow wheat and corn. Each acre of wheat requires 4 hours of labor and $20 of capital, and each acre of corn requires 16 hours of labor and $40 of capital. The farmer has at most 800 hours of labor and

  2. math(advanced algebra&trigonometry)

    If θ is an angle in standard position and its terminal side passes through the point (−3,2), find the exact value of cscθ . I know the answer...but i want to know how you get the answer... The answer is radical 13/2

  3. Consider the linear programming problem

    A farmer has a field of 70 acres in which he plants potatoes and corn. The seed for potatoes costs $20/acre, the seed for corn costs $60/acre, and the farmer has set aside $3000 to spend on seed. The profit per acre of potatoes is $150 and the profit for

  5. math

    A farmer is going to divide her 50 acre farm between two crops. Seed for crop A costs $50 per acre. Seed for crop B costs $25 per acre. The farmer can spend at most $2,250 on seed. If crop B brings in a profit of $90 per acre, and crop A brings in a profit

  6. Pre-Calculus-check answers

    If cos theta = 0.8 and 270

  7. Algebra

    A 12-acre piece of land is subdivided into 4/5 acre lots. How many lots are there?

  8. Algebra II

    1) Find the exact value of cos theta if the terminal side of theta in standard position contains the point (6,-8). Answer: 3/5 2) Find the exact value of sin(-pi/6). Answer: -1/2 Thanks

  10. Algebra

    A farmer has 20 acres to plant in wheat and barley. He has to plant at least 15 acres. Wheat costs $200 per acre to plant and barley costs $150 per acre, and the farmer has only $2400 to spend. If the estimated profit of an acre of wheat is $450 and the

  11. Calculus

    Let R be the region bounded by the y-axis and the curves y = sin x and y = cos x. Answer the following. a)Find the exact area of R. b)A solid is generated by revolving R about the x-axis. Find the exact volume of the solid.

  12. Math

    3. A textbook weighs 2.5 pounds. How many kilograms does the textbook weigh? Round your answer to the nearest tenth of a pound. 1kg = 2.2 lb 1.1 kg 1.8 kg 5.5 kg 4.7 kg (my answer) 5. Solve the proportion using cross products 18/20 = k/110 A. 99 B. 122 C.

  13. Math

    A builder has 8 lots available for sale. · Six lots are greater than one acre. · Two lots are less than one acre. What is the probability that the next three lots sold will be greater than one acre?

  15. Linear Programming

    A farmer is going to divide her 60 acre farm between two crops. Seed for crop A costs $20 per acre. Seed for crop B costs $10 per acre. The farmer can spend at most $700 on seed. If crop B brings in a profit of $60 per acre, and crop A brings in a profit

  16. math

    A farmer has 200 acres of land suitable for cultivating crops A, B and C. The cost per acre of cultivating crop A, crop B and crop C is $40, $60 and $80, respectively. The farmer has $12,600 available for land cultivation. Each acre of crop A requires 20

  17. Math

    Are these correct: 1a) Find the lateral surface area in square inches of the cone with the following dimensions: h= 24 in, radius = 10 in, slant height = 26 in. (Use Pi= 3.14) I didn't know how to do: Lateral Surface Area = ______ square inches (exact

  18. math

    suppose a 24 acre plot of land is being divided into 1/3 acre lots for a housing development project. what is the greatest number of lots possible in the development? so do you solve by dividing 24 and 1/3?

  20. Linear Algebra

    A farmer has to decide how many acres of a 30-acre plot are to be devoted to growing strawberries and how many to growing tomatoes. There will be 220 hours of labor available for the picking. It takes 8 hours to pick an acre of strawberries and 6 hours to

  21. Math

    Solving Proportions Quiz Part 2 Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. A 10-acre field produced 750 bushels of corn. At that rate, how much corn can be produced from a 14-acre field?

  22. math

    An apple orchard has an average yield of 36 bushels of apples per tree if tree density is 26 trees per acre. For each unit increase in tree density, the yield decreases by 2 bushels per tree. How many trees per acre should be planted to maximize the yield?

  23. Pre-Calculus

    The exponential function y(x)=Ce^ax satisfies the conditions y(0)=6 and y(1)=7. (a) Find the constants C and a. Enter the exact value of a. (b) Find y(2). Enter the exact answer. Simplify the answer so it does not contain any logarithms.

  25. Math

    1. Find the exact value of 2tan pi/12 / 1-tan^2 pi/12 root 3/3? 2. Given tanθ = -1/3 and with θ in quadrant IV, find the exact value of cos2(θ) 4/5 3. Exact value of cos^2 67.5 - sin^2 67.5 root3 /2 4. The expression cos 3θ can be rewritten as 1 -

  26. Problem Solving: Make a Table

    Water for irrigation is measured in acre-feet. One acre-foot is the volume of water that would cover one acre of land to a depth of one foot. How many acre-feet of water would it take to cover 600 acres to a depth of one inch?

  27. business calculas

    An apple orchard has an average yield of 38 bushels of apples/tree if the density is 24 trees/acre. For each unit increase in tree density, the yield decreases by 2 bushels. Letting x denote the number of trees beyond 24/acre, find a function in x that

  28. mathematics

    The annual yield per walnut tree is fairly constant at 60 pounds per tree when the number of trees per acre is 20 or fewer. For each additional tree over 20, the annual yield per tree for all trees on the acre decreases by 2 pounds due to overcrowding.

  30. College algebra

    An apple orchard yields 20 bushels of apples per tree when there are 75 trees per acre. For each additional tree per acre, it is estimated that yield will decrease 3 bushels per tree. How many trees should be planted per acre to maximize the yield? Round

  31. math

    A farmer with 1200 acre is considering planting 3 different crops corn, soybeans, and oats. The farmer wants to use all 1200 acres. seed corn costs $20 per acre, while soybeans and oats costs $50 and $12 respectively. The farmer has the $40000 available to

  32. Math

    An apple farm yields an average of 39 bushels of apples per tree when 21 trees are planted on an acre of ground. Each time 1 more tree is planted per​ acre, the yield decreases by 1 bushel​ (bu) per tree as a result of crowding. How many trees should

  33. science

    6. A farmer planted a field of Bt 123 corn and wants to estimate the yield in terms of bushels per acre. He counts 22 ears in 1/1000 of an acre. He determines that each ear has about 700 kernels on average. He also knows that a bushel contains about 90 000

  35. Linear Programming - The Graphical Method

    A farmer is going to divide her 60 acre farm between two crops. Seed for crop A costs $20 per acre. Seed for crop B costs $10 per acre. The farmer can spend at most $700 on seed. If crop B brings in a profit of $60 per acre, and crop A brings in a profit

  36. College Level Calculus

    Each orange tree grown in California produces 720 oranges per year if not more than 20 trees are planted per acre. For each additional tree planted per acre, the yield per tree decreases by 15 oranges. How many trees per acre should be planted to obtain

  37. math

    A farmer has 200 acres of land suitable for cultivating crops A, B and C. The cost per acre of cultivating crop A, crop B and crop C is $40, $60 and $80, respectively. The farmer has $12,600 available for land cultivation. Each acre of crop A requires 20

  38. calculus

    It is estimated that x years from now, the value V(x) of an acre of farmland will be increasing at the rate of: V'(x)= 0.4x^3/sqrroot(0.2x^4+8000 dollars per year. The land is currently worth $500 per acre. A. Find V(x) b. How much will the land be worth

  40. trig/pre -calc

    hello, i don't quite understand how to do this type of problem: 1. find the exact value of sin (pi/3). even more confusing is 2. find the exact value of csc^-1 (1). i would appreciate any kind of help! thank you!

  41. math

    Mr. Mancuso plants tomatoes on 1/3 acre of land, corn on 3/4 acre, and carrots on 1/2 acre. On how many acres of land total did he plant?

  42. algebra 2

    A farmer wants to raise corn and soybean on a 2010 acre of crop land. Each acre of corn requires 2 hours of labor during growing season while each acre of soybean requires only 1 hour of labor. The total amount of hours of labor available during growing

  43. calc

    When 30 orange trees are planted per acre each tree yields 150 oranges For each additional tree per acre, the yield decreases by 3 oranges per tree. Express the total yield of oranges per acre, Y , as a function of the number of trees planted per acre, x,

  45. Math

    Use an addition or subtraction formula to write the expression as a trigonometric function of one number, and then find its exact value. (tan(π/2)+tan((2π)/3)) / (1-tan(π/2)tan((2π)/3)) Answer=__________ Exact value answer=_________ ~Thank you.. I

  46. biology

    6. A farmer planted a field of Bt 123 corn and wants to estimate the yield in terms of bushels per acre. He counts 22 ears in 1/1000 of an acre. He determines that each ear has about 700 kernels on average. He also knows that a bushel contains about 90 000

  47. SCI207:Dependence of Man on the Environment

    A farmer planted a field of BT 123 corn and wants to estimate the yield in terms of bushels per acre. He counts 22 ears in 1/1000 of an acre. He determines that each ear has about 700 kernels on average. He also knows that a bushel contains about 90 000

  48. Science

    A farmer planted a field of Bt 123 corn and wants to estimate the yield in terms of bushels per acre. He counts 22 ears in 1/1000 of an acre. He determines that each ear has about 700 kernels on average. He also knows that a bushel contains about 90 000

  50. Calc and Vectors

    The owner of an orange grove estimates that 150 orange trees per acre will each yield on average 800 oranges per year. For each additional tree planted per acre the number of oranges produced by each tree decreases by 10 per year. How many trees should be

  51. algebra

    1)What is the 4x^2=y^2+8y+32 answer= either hyperbola or parabola 2)The graph of which equation is a circle? answer= 5x^2+10x+5y=9 3)Solve the system of equations by graphing x^2+y^2=16 and y= -x+4 answer= (4,0),(0,-4) 4)Find the exact solutions of each

  52. algebra 2

    A builder has 8 lots available for sale. · 3/4 Six lots are greater than one acre. · Two lots are less than one acre. answers I have to choose from 3/4 5/14 27/64 3/4 please help

  53. calculus

    In a certain region, the number of bushels of corn per acre, B, is given by the function B(n)=-0.1n^2 + 10n, where n represents the number of seeds, in thousands, planted per acre. If corn sells for $3/bushel and cost $2 for 1000 seeds, find the optimal

  55. math

    The annual yield per walnut tree is fairly constant at 60 pounds per tree when the number of trees per acre is 20 or fewer. For each additional tree over 20, the annual yield per tree for all trees on the acre decreases by 2 pounds due to overcrowding.

  56. Economics

    Suppose that 20 workers were required in 2010 to produce 120,000 bushels of wheat on a 1,000-acre farm. a. What is the average output per acre? (?) bushels per acre What is the average output per worker? (?) bushels per worker b. If in 2020 only 16 workers

  57. Algebra 2

    An orange grower finds that she gets an average yield of 40 bushels per tree when she plants 20 trees on an acre of ground. Each time she adds a tree to an acre, the yield per tree decreases by 1 bushel, due to congestion. How many trees per acre should

  58. Algebra 2

    An orange grower finds that she can get an average yield of 40 bushels per tree when she plants 20 trees on an acre. Each time she adds a tree to an acre, the yield per tree decreases by 1 bushel, due to congestion. How many trees per acre should she plant

  60. Algebra

    A farmer has to decide how many acres of a 30-acre plot are to be devoted to growing strawberries and how many to growing tomatoes. There will be 220 hours of labor available for the picking. It takes 8 hours to pick an acre of strawberries and 6 hours to

  61. environmental science

    A farmer planted a fiel od BT-123 corn and wants to estimate the yeild in terms of bushels per acre. He counts 22 ears in 1/1000 of an acre. He determines that each ear has about 700 kernels on average. He also knows that a bushel contains about 90000

  62. Trig

    Can someone check my answers so far? 1. Find the exact value of tan(-3ð) Answer: tan(-3ð) = tan (-3 + 2ð) = tan (-ð) = tan (-ð + 2ð) = tan(ð) = sin (ð)/cos(ð) = (0)/(-1) = 0 Exact value is 0 2. Solve triangleABC is C = 90 degrees, B = 20 degrees,

  63. Maths

    A farmer planted a field of BT 124 corn and wants to estimate the yield in terms of bushels per acre. He counts 22 ears in 1/1000 of an acre and determines that each ear has about 700 kernels on average. He also knows that a bushel contains about 90,000

  65. Biology

    A farmer planted a field of Bt 123 corn and wants to estimate the yield in terms of bushels per acre. He counts 22 ears in 1/1000 of an acre. He determines that each ear has about 700 kernels on average. He also knows that a bushel contains about 90 000

  66. Science

    A farmer planted a field of Bt 123 corn and wants to estimate the yield in terms of bushels per acre. He counts 22 ears in 1/1000 of an acre. He determines that each ear has about 700 kernels on average. He also knows that a bushel contains about 90,000

  67. Calculus

    Let R be the region bounded by the y-axis and the curves y = sin x and y = cos x. Answer the following. a)Find the exact area of R. b)A solid is generated by revolving R about the x-axis. Find the exact volume of the solid.

  68. Math

    Mr Lopez owns a home that sits on 7/8 of an acre. He has decided to plow up 1/4 of the property to create a garden. What fraction of an acre will he plow up?

  70. Math (College Pre-Cal)

    The exact conversion between the English measurement system and the metric system is given by the equation 1 inch= 2.54 cm. Let f(x) be the number of miles in x meters. Find a formula for f(x). Give an exact answer.

  71. algebra

    The rate at which water evaporates from a certain reservoir depends on the air temperature. The table below shows the number of acre-feet (af) of water per day that evaporate from the reservoir for various temperatures in degrees Fahrenheit. Temperature,

  72. Math

    A 40 acre plot of land is to be divided into building lots, each 3/4 acre in size. How many lots can be created?

  73. math

    A farmer has 200 acres of land suitable for cultivating crops A, B and C. The cost per acre of cultivating crop A, crop B and crop C is $40, $60 and $80, respectively. The farmer has $12,600 available for land cultivation. Each acre of crop A requires 20

  75. algerbra

    if 15-acre piece of land is subdivided into 5/6 acre lots. how many lots are there?

  76. math

    An initial-value problem is given by the differential equation, f(x,y) = x + y, y(0) = 1.64 The Euler-midpoint method is used to find an approximate value to y(0.1) with a step size of h = 0.1. Then use the integrating factor method, to find the exact

  77. Algebra II

    Simplify: (y^2+y-20)/(y^2-2y-8) Answer: y+5/y+2 2)Simplify: (1+i)/(2-i) Answer: 1/5+3/5 i 3) Solve 3x^2-8x+4=0 by graphing. If exact roots cannot be found, state the consecutive integers between which the exact roots are located. Answer: 2; between 0 and 1

  78. Algebra II

    Find the exact solution to 6x^2+1= -8x by using the Quadratic Formula. Answer: -4 +/- sqrt 10 2)Which describes the number and type of roots of the equation x^2-625=0? Answer: 2 real roots 3)If g(x)=3x-8, find g[g(-4)] Answer: -20

  80. Math Statistics

    N= 80 p = 0.7 x = 62? A) Exact: 0.0335; Approximate: 0.0334 B) Exact: 0.0343; Approximate 0.0334 C) Exact: 0.0343; Approximate: 0.0350 D) Exact: 0.0343; Approximate: 0.0342 Which one is the correct answer and can you show work please?

  81. Pre-Calculus

    A farmer can plant a combination of two different crops on 20 acres of land. Seed costs $120 per acre for crop A and $200 per acre for crop B. Government restrictions limit acreage of crop A to 15 acres, but do not limit crop B. Crop A will take 15 hours

  82. physics

    Hydraulic engineers in the United States often use, as a units of volume of water, the acre-foot, defined as the volume of water that will cover 1 acre (where 1 acre = 43560 ft2) of land to a depth of 1 ft. A severe thunderstorm dumped 2.6 in. of rain in

  83. Math

    Farmer McDonald has 150 acres of land to put into crops and 8000 dollars to spend planting and raising them. He can plant two crops, which we'll call crop A and crop B. Crop A costs $40/acre to raise and crop B costs $60/acre. He also has time costs to

  85. Math

    A farmer planted a field of BT 124 corn and wants to estimate the yield in terms of bushels per acre. He counts 22 ears in 1/1000 of an acre and determines that each ear has about 700 kernels on average. He also knows that a bushel contains about 90,000

  86. math

    Can a forest that is 9/10 acre be divided into an even number of plots that are 1/7 acre? Explain how you know?

  87. Physics 221

    Hydraulic engineers in the United States often use, as a unit of volume of water, the acre-foot, defined as the volume of water that will cover 1 acre of land to depth of 1 ft.(feet) A severe thunderstorm dumped 2.0in. (inches) of rain in 30 minutes on a

  88. science

    A farmer planted a field of Bt 123 corn and wants to estimate the yield in terms of bushels per acre. He counts 22 ears in 1/1000 of an acre. He determines that each ear has about 700 kernels on average. He also knows that a bushel contains about 90 000

  90. science

    H.) A farmer planted a field of Bt 123 corn and wants to estimate the yield in terms of bushels per acre. He counts 22 ears in 1/1000 of an acre. He determines that each ear has about 700 kernels on average. He also knows that a bushel contains about 90

  91. science

    A farmer planted a field of Bt 123 corn and wants to estimate the yield in terms of bushels per acre. He counts 22 ears in 1/1000 of an acre. He determines that each ear has about 700 kernels on average. He also knows that a bushel contains about 90 000

  92. college

    A farmer planted a field of Bt 123 corn and wants to estimate the yield in terms of bushels per acre. He counts 22 ears in 1/1000 of an acre. He determines that each ear has about 700 kernels on average. He also knows that a bushel contains about 90 000

  93. Math

    A farmer planted a field of Bt 123 corn and wants to estimate the yield in terms of bushels per acre. He counts 22 ears in 1/1000 of an acre. He determines that each ear has about 700 kernels on average. He also knows that a bushel contains about 90 000

  95. Math

    A tree typically lives 20 years and Given the dimension of a tropical tree, calculate how much carbon they contain when they are alive. There are an average of 200 trees per acre in the rainforest. Calculate the amount of carbon released when 1 acre of

  96. science

    A person owns a 146.8 acre farm which received a total of 1.64 inches of rain. How many liters of rain would that be? An acre is 43560 square feet; there are 2.54 cm in one 1 inch.

  97. statistics

    Multiple-choice questions each have five possible answers left parenthesis a comma b comma c comma d comma e right parenthesis​, one of which is correct. Assume that you guess the answers to three such questions. a. Use the multiplication rule to find

  98. Math

    A developer buys a tract of land 0.5 mile long and 0.25 mile wide. Is this enough land to lay out a 75-acre golf course if there are 43,560 square feet in one acre?

  100. Math

    I am having ahard time solving this problem and am not good with story problems, could someone please help. Can you show how you would write out problem. The average price of an acre of U.S farmland was $1132 in 2001. In 2006, the price of an arce rose to

  101. calculus

    could some body please check this for me? 1. find the exact coordinates of the centroid of the region bounded by y-x^2, the x axis, the y axis, and the line x=1? I said the answer was ((3/4), (3/10)) 2. Find the exact coordinates of the centroid of the

  102. Math

    1. Use front-end estimation to estimate the sum. 8.86 + 9.43 + 5.75 = ? A. 9 + 10 + 6 + 2 = 27 B. 10 + 10 +10 + 2 = 32 C. 8 + 9 + 5 + 1 = 23 D. 8 + 9 + 5 + 2 = 24 2. Find the estimated difference. Round to the nearest whole number. 83.92 - 47.23 = ? A. 37

  103. Algebra

    Temperature AF 40 1000 60 1840 70 2260 85 2890 Find a linear model for the number of acre-feet of water that evaporate as function of temperature. E(T)= Is the answer E(T)=42T-960?

  105. mathmatics

    how much is one acre i cant find out and i want an exact answer because all the things online say between this number and that number and it bothers me so please tell me what the answer is so i can go back to my school and feel confedent bye bye and yes i

  106. science linear prog

    A small farm in Illinois has 110 acres of land available on which to grow corn and soybeans. The following table shows the cultivation cost per acre, the labor cost per acre, and the expected profit per acre. The column on the right shows the amount of

  107. chemistry

    In the United States, water used for irrigation is measured in acre-feet. An acre-foot of water covers an acre to a depth of exactly 1 foot. An acre is 4840 yd^2. If desalinated water costs $1950 per acre-foot, how much does desalinated water cost per

  108. math

    can a forest that is 9/10 acre be divided into an even number of plots hat are 1/7 acre? explain how you know

  110. math

    an 8- acre field can be mowed in 5 hours,how long to mow 1.6 acre?solve show steps

  111. calculus

    Rice production requires both labor and capital investments in equipment and land. Suppose that if x dollars per acre aer invested in labor and y dollars per acre are investd in equpiment and land, then the yield P of rice per acre is given by the formula

  112. math

    Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. A 10-acre field produced 750 bushels of corn. At that rate, how much corn can be produced from a 14-acre field?

  113. math

    can a forest that is 9/10 acre be divided into an even number of plots that are 1/7 acre? explain how you know?

  115. Physics

    Suppose a certain type of deciduous tree releases 7500 leaves on average each fall. If the average mass of each leaf is 1.7 g and a 135 000 acre forest has 206 of these trees per acre, how many kilograms of leaves are dropped on the forest floor each fall?

  116. Economics

    In a place rice growers burn their field to stabilize their fields the field burning causes pollution, the alternative sanitizing method costs $150 per acre. Consider a country where rice farmers are willing to pay $500 per acre for land and corn farmers

  117. Math

    Each homeroom of a middle school receives 1/12- acre plot of 5/6 acre of land. How many classrooms receive a plot of land. 5/6 divided by 4840 is this correct

  118. chemistry help!

    The Colorado River is diverted to flood fields. If the river is flowing at 17,600 ft3/s , how long will it take to flood a 5500 acre field to a depth of 2.00 meters? Note that 1 acre=43560ft2.

  120. Algebra

    An acre of land is chosen at random from each of the three states listed in the table at the right. What is the probability that all three acres will be farmland? 1. Does the choice of an acre from one state affect the choice from the other states? 2. How

  121. MATH

    1.)Find the exact solution algebriacally, if possible: (PLEASE SHOW ALL STEPS) sin 2x - sin x = 0 2.) GIVEN: sin u = 3/5, 0 < u < ï/2 Find the exact values of: sin 2u, cos 2u and tan 2u using the double-angle formulas. 3.)Use the half-angle formulas to

  122. Algebra

    A 12-acre piece of land is subdivided into 45 acre lots. How many lots are there?

  123. math

    1. Find the product in simplest form. 2/5*3/7 A.14/15 B.5/12 C.6/35 D.1/5 2. 9/10*5/7 A.1 13/50 B.9/14 C.14/17 D.4/7 3.Jenny’s lawn is 1/3 of an acre after mowing 1/2 of the lawn how much of an acre has she mowed? A.1/5 B.1/6 C.1/2 D.2/5 4. A leaking

  125. Math

    1. Find the product in simplest form. 2/5*3/7 A.14/15 B.5/12 C.6/35 D.1/5 2. 9/10*5/7 A.1 13/50 B.9/14 C.14/17 D.4/7 3.Jenny’s lawn is 1/3 of an acre after mowing 1/2 of the lawn how much of an acre has she mowed? A.1/5 B.1/6 C.1/2 D.2/5 4. A leaking

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