Newest questions and responses by Michelle
  1. social studies

    To control the effects of the dust bowl, the state of texas paid farmers to do which of the following? select all that apply (there are three) ->build ponds and reservoirs ->plant different crops use more powerful tractors ->plant rows of trees to serve as

    asked on January 24, 2019
  2. English

    What sections does the "Story of an Eyewitness" make connections with its readers? Sorry, I don't quite understand what the question means.

    asked on December 17, 2018
  3. Math

    You have a painting that is 30 in. wide and 22.5 in. tall. You would like to reproduce it on a sheet of paper that measures 8 1/2 in. by 11 in., leaving at least a 1­in. margin on all four sides. a) What scale should you use if you keep the sheet of paper

    asked on November 16, 2018
  4. math

    A ghost on a 135 feet cliff perpendicular to the ground looks down at an angle of 16 degrees and sees a werewolf. How far away is the ghost from the werewolf approximately? How far away is the wolf from the base of the cliff? Sketch the triangle that

    asked on September 23, 2018
  5. math

    The ratio of Sylvia's age to Bob's age is 3 to 7. The ratio of Sylvia's age to Joe's is 4 to 9. The ratio of Bob's age to Joe's is: A. 28 to 27 B. 7 to 9 C. 27 to 18 D. 10 to 13

    asked on September 14, 2018
  6. Math

    Arley’s Bakery makes fat-free cookies that cost $1.90 each. Arley expects 20% of the cookies to fall apart and be discarded. Arley wants a 50% markup on cost and produces 200 cookies. What should Arley price each cookie? (Round your answer to the nearest

    asked on September 10, 2018
  7. Math

    Let the sets S = {(n, m) ∈ N × N: n + m = 10} and π1 (S) = {n: there exists m ∈ N such that (n, m) ∈ S}. (Note that π1 (S) ⊆ N.) (a) Show that 8 ∈ π1 (S) and give an example of an element x such that x ∈ N ∖ π1 (S). (b) Show that π1 (S)

    asked on September 5, 2018
  8. Math

    The Fibonacci sequence, (fn) n∈N, is defined recursively as follows: f0 = f1 = 1, fn = fn-2 + fn-1 (n ≥ 2) Demonstrate for all n ∈ N: If n ≥ 1, then fn-1 ⋅fn + 1 = f ^ 2n - (- 1) ^ n .

    asked on September 5, 2018
  9. Geometry

    Given the vertices of ∆ABC are A (2,-5), B (-4,6) and C (3,1), find the vertices following each of the transformations FROM THE ORIGINAL vertices: a. Rx = 3 b. T c. r(90◦, o)

    asked on August 24, 2018
  10. english

    One of the most tragic themes in Night is Eliezer's discovery of the way that atrocities and cruel treatment can make decent people into brutes. Argue whether or not this happens to Elie himself. Does he remain a good person, or do his experiences corrupt

    asked on August 23, 2018
  11. Math

    The diameter of a circle is equal to the side of a square. The ratio of the area of the circle to the area of the square is approximately A. pi/2 B. 2/pi C. 2/1 D. 11/14

    asked on July 30, 2018
  12. math

    how many integers are their own multiplicative inverses? a. 0 b. 1 c. 2 d. 3 is it 2 or 3? because it could be 1, -1, and 0

    asked on July 23, 2018
  13. Chemistry

    If the solubility of Ag2CO3 is 1.3x10^-4 mol/L, what is its Ksp? (the answer is said to be 8.8x10^-12) Ag2CO3(s) -----> 2 Ag+ (ag) + CO3 2- Ksp= [Ag+]^2 [CO3^2-] = [1.3x10^-4]^2[1.3x10^-4] =2.197x10^-12 thats what I did, but I found that if you first

    asked on July 18, 2018
  14. math

    4 to the power of 4/5 A. 48/10 B. 24/10 C. 21/5 D. 4.4 I got B but I'm not sure, any help would be appreciated :-)

    asked on July 17, 2018
  15. Math

    Six teaspoons of extract are mixed with 240 ml of oral suspension what is the final concentration of the suspension?

    asked on July 8, 2018
  16. Chemistry

    269 mL of a 0.2089 M sodium carbonate (Na2CO3) solution is prepared and labelled solution A. Calculate the mass (in grams) of sodium carbonate (molar mass = 105.99 g mol-1) required to prepare Solution.

    asked on April 27, 2018
  17. he

    what are the philosophy of home economics?

    asked on April 19, 2018
  18. physics

    An AC voltage of the form Δv = (65.0 V)sin(340t) is applied to a series RLC circuit. If R = 46.0Ω, C = 27.0 μF, and L = 0.300 H, find the following. (a) impedance of the circuit Ω (b) rms current in the circuit A (c) average power delivered to the

    asked on March 22, 2018
  19. science

    a 400 kg block of iron is heated from 295 k to 325 k. how much heat is absorbed by the iron? ( the specific heat is 450 j. /kg. k)

    asked on March 19, 2018
  20. science

    sally and lisa have identical compact cars sally drives on the freeway with a great speed than lisa. which car has more kinetic energy

    asked on March 19, 2018
  21. Physics

    two long, parallel lines each carry 100-A currents are 20 cm apart. 1) calculate the magnetic field at the point C that is 5 cm to the left from the left wire. 2) calculate the magnetic field at the point C that is 5 cm to the right from the left wire. 3)

    asked on March 18, 2018
  22. physics - magnetism

    A positive and a negative particles enter magnetic field at the same angle and with the same velocity. How different would be the path of each particle?

    asked on March 17, 2018

    I'm having some trouble with a problem on my physics pre-exam, if there is any formula please let me know so i can do a bit of research on it. any help is greatly appreciated in advance. The inner membrane of a cell membrane is negative relative to the

    asked on February 17, 2018
  24. Algebra 2

    Given the exponential function A(x) = P(1 + r)x, what value for r will make the function a decay function? r = −2.1 r = 2.1 r = 0 r = 0.1

    asked on February 15, 2018
  25. Chemistry

    You have a 35.5 g of a saturated solution of potassium nitrate at 80oC which you cool to 40oC, what mass of potassium nitrate will precipitate out of solution? @80 degrees C solubility is 160g solute/100g H2O @40 degrees C solubility is 60g solute/100g H2O

    asked on February 10, 2018
  26. Personal Fiance

    You think that in 8 years it will cost $247,000 to provide your child a 4-year college education. Will you have enough if you take $77,000 today and invest it for the next 8 years at 8 percent? Round the answer to the nearest cent. Round FV-factor and

    asked on January 19, 2018
  27. Math Circumference to Area???

    Help! It say that the circumference is equal to π over 2 and i have to find the area HOW DO YOU DO THAT???? C=π/2

    asked on January 17, 2018
  28. Math

    Help! It say that the circumference is equal to π over 2 and i have to find the area HOW DO YOU DO THAT???? C=π/2

    asked on January 17, 2018
  29. Physics

    I am curious how the earth work as an omnipresent conductive surface in an electrical distribution system?

    asked on December 19, 2017
  30. Science

    Why is Earth is the omnipresent conductive surface?

    asked on December 19, 2017
  31. Physics

    It saves human life from the danger of electrical shock which can cause death, by blowing a fuse. How can “blowing a fuse” can rescue someone's life? Please answer. Thank you.

    asked on December 19, 2017
  32. Math

    Determine the points at which the function is discontinuous and state the domain using interval notation f(u)=(4-u^2)/(7u+7π-u^2-uπ) Please help.

    asked on December 2, 2017
  33. Math

    Lindsey is 5 years less than half her father's age. The sum of their ages is 79. How old is Lindsey?

    asked on November 15, 2017
  34. math

    oil consumption is increasing at a rate of 2.2% per year. in how many years will the oil consumption be twice the amount it is today?

    asked on November 5, 2017
  35. Math

    if michael opened an account paying 1% interest for 20 years. will his money double in time? how many years will it take to double?

    asked on November 5, 2017
  36. Math

    a family of 100 ants invades your home. if its population increases at a rate of 20% per week, in how many weeks will there be 200 ants? 400 ants? and 800 ants?

    asked on November 5, 2017
  37. math

    urban encroachment is causing the area of a forest to decline at a rate of 7% per year. what is the half-life time of the forest?

    asked on November 5, 2017
  38. math

    a daily newspaper had 12,125 subscribers when it began publication. five years later it has 10,100 subscribers. what is the average yearly rate of change in the number of subscribers for the five year period?

    asked on November 5, 2017
  39. physics

    a golf ball is hit at an angle of 45 degrees with the horizontal. if the initial velocity of the ball is 52m/s , how far will it travel horizontally before striking the ground?

    asked on October 30, 2017
  40. Geometry

    Find m

    asked on October 1, 2017
  41. Math

    h(x) = 2-4x A. h(-5) my answer is -62 B. h(4) my answer is -34

    asked on September 28, 2017
  42. Physical Science

    How will you prepare a laboratory procedure to verify the validity of the hypothesis? Give example.

    asked on August 21, 2017
  43. Maths age problems

    Tom is 6 years older than James. In 5 years time their combined ages willbe36.how old are they now?

    asked on August 13, 2017
  44. Math-college

    Here is a linear inequality to solve: 8x + 8 < 3 (x + 1)

    asked on August 7, 2017
  45. chemistry

    what is electromagnetic radiation

    asked on July 20, 2017
  46. la

    i dont understand compare the victorian period to modern day life like in christmas carol essay

    asked on May 16, 2017
  47. Physics

    A 0.299 kg bead slides on a curved wire, start-ing from rest at point A as described below: A: a crest (hill) 6.15 m high b: a valley between A and C C: a crest (hill) 1.85 m high The acceleration of gravity is 9.8 m/s2 . 1) If the wire is frictionless,

    asked on May 3, 2017
  48. Language Arts

    Please help! In an essay discuss the way in which Naomi Shihab Nye treats loneliness in "The Rider" What does loneliness mean to the speaker? How does bicycling help her leave her loneliness behind? Cite passages from the poem to support your points. My

    asked on April 27, 2017
  49. French

    Write a paragraph in French of at least 10 sentences talking about a trip you hope to take in the future. What do you hope to do? Write in comp;ete sentences in French.

    asked on April 14, 2017
  50. Chemistry

    If 2.5x10^-3 moles of O2 were produced in the reaction, how many grams of H2O2 had to react?

    asked on April 12, 2017
  51. College Math

    Michael is a software salesman. Let y represent his total pay (in dollars). Let x represent the number of copies of History is Fun he sells. Suppose that x and y are related by the equation 1700+90x=y .

    asked on March 28, 2017
  52. Algebra

    30 is the product of Chrissy's height and 2.

    asked on March 28, 2017
  53. Icd10

    A patient presents with hypertrophic scarring to her chin from a burn received one year ago. Scar management has failed. What ICD-10-CM codes are reported? Select one: a. T20.03XA, L90.5 b. T20.03XA, T20.03XS, L91.0 c. L90.5, T20.23XA d. L91.0, T20.03XS D

    asked on March 22, 2017
  54. math

    From a group of 65 students who failed Business Mathematics in 2010 we found the following reasons: 35 for not attending class (C); 30 for not doing homework (H) and 25 for not visiting tutors (T). Fourteen did not attend class and did not visit tutors; 15

    asked on March 11, 2017
  55. Technical writing

    Identify the sentence that is punctuated correctly. Select one: a. Once inside, my mother's house seemed much larger than it appears on the outside. b. Once inside my mother's house seemed much larger, than it appears on the outside. c. Once inside, my

    asked on March 7, 2017
  56. Technical writing

    Identify the sentence that is punctuated correctly. Select one: a. My parents moved to West Virginia when they retired because the price of living is cheaper there. b. My parents moved to West Virginia, when they retired, because the price of living is

    asked on March 7, 2017
  57. Technical writing

    Identify the sentence that is punctuated correctly. Select one: a. In December 2013 I visited my aunt for Christmas in Allentown, Pennsylvania, for the first time in 20 years. b. In December 2013, I visited my aunt for Christmas in Allentown, Pennsylvania

    asked on March 7, 2017
  58. Technical writing

    Always use a comma before somebody's name in a sentence. A.true B.false B

    asked on March 7, 2017
  59. Hcpcs

    J codes do not include drug_____. Amount?

    asked on March 3, 2017
  60. Technical writing

    Which is the correct comparative form of easy? Select one: a. easiest b. more easy c. easier d. easyer C

    asked on March 3, 2017
  61. Technical writing

    Identify the subject and complete verb in each of the following sentences. A pen and a pad of paper are in the top drawer of my desk. Select one: a. paper/drawer; are b. pen; are c. pen/pad; are d. pen/paper; are D

    asked on March 2, 2017
  62. Technical writing

    Identify each as fragment, run-on, comma splice, or sentence. Edgar Allen Poe invented the convention of the solution that is overlooked. Because it is so obvious. Select one: a. fragment b. run-on c. comma splice d. correct sentence A

    asked on March 2, 2017
  63. physical science

    A uniform stripe of eureka (resistivity 5-0 × 〖10〗^(-7) Ωm) has a resistance of 0.80 Ω per metre and is 0.25 cm wide. What is its thickness? (show work)

    asked on February 17, 2017
  64. physical science

    A block of carbon, 1.0 cm by 2.0 cm by 5.0 cm has a resistance of 0.80 Ω between its two smaller faces. What is the resistivity of carbon? (show work)

    asked on February 17, 2017
  65. physical science

    . The maximum allowable resistance for an underwater cable is one hundredth of an ohm per metre. If the resistivity of cooper is 1.54 × 〖10〗^(-8) Ω m, find the least diameter of a copper cable that could be used (show work)

    asked on February 17, 2017
  66. physical science

    What length of German silver wire, diameter 0.050 cm, is needed to make a 28 Ωresistor, if the resistivity of German silver is 2.2 × 〖10〗^(-7) Ω m (show work)

    asked on February 17, 2017
  67. physical science

    The resistance of the ohm is very approximately that of a column of mercury 1.06 m long and of uniform cross-section of one hundred of a cm^2. Find the resistivity of mercury.(show work)

    asked on February 17, 2017
  68. physical science

    Taking the resistivity of platinoid as 3.3 × 〖10〗^(-7) Ω m, find the resistance of 7.0 of platinoid wire of average diameter 0.14 cm.

    asked on February 17, 2017
  69. physical science

    The heating elements of an electric toaster is typically made of nichrome wire (an alloy of nickel and chromium). As current passes through the wires, the wires heat up, thus toasting the toast. Estimate the overall resistance of a heating element which is

    asked on February 17, 2017
  70. pyhsical science

    A wire of uniform cross-section has a resistance of R Ω. What would be the resistance of a similar wire, made of the same material, but twice as long and of twice the diameter?

    asked on February 17, 2017
  71. Algebra

    can you help me graph the function y=-5(3^x)please? f(x)=-5(3^x) f(x)=-5*3 f(x)=-5(9) =-15 =-45 Is this the correct way to work this problem out and how to I graph?

    asked on February 17, 2017
  72. Technical writing

    The teacher should have been more patient with her students. Select one: a. students; should have b. teacher: should have c. teacher; have been d. teacher; should have been D.

    asked on February 16, 2017
  73. Technical writing

    In order to have a complete sentence, you need a ________. Select one: a. subject, verb, and a complete thought b. subject and verb c. subject, verb, and a prepositional phrase d. subject, verb, and a dependent clause

    asked on February 16, 2017
  74. Technical writing

    Two independent clauses joined together with no punctuation create a ________. Select one: a. complex sentence b. compound sentence c. run-on d. comma splice

    asked on February 16, 2017
  75. Chemistry

    Given that the battery produces a current of 2.5A that passes through molten zinc chloride for 3 minutes what charge would be dissipated through the electrolyte

    asked on February 14, 2017
  76. math

    find the maximum and/or minimum values of the function f(x) for the indicated value of x f(x)=x^2 -4x+3 25

    asked on February 12, 2017
  77. Math 115

    Calculate the slope and write an equation for the linear function represented by each of the given table. A W 5 30 7 40 W=_?___ I PUT W=5x+5 and W=5+5x BUT IT SAID IT WAS WRONG.

    asked on February 10, 2017
  78. Math Velocity

    Jeff is standing on a bridge 5M above the river, He picks up a small rock and tosses it into the air, the rock reaches a height of 12M in one second and hits the water in about 2.3 seconds Determine when the rock reaches a height equal to the bridge but on

    asked on February 8, 2017
  79. Probability

    The signers of the declaration of Independence came from the 13 colonies as shown: Massachusetts: 5 New Hampshire: 3 Virginia: 7 Maryland: 4 New Jersey: 5 Pennsylvania: 9 Rhode Island: 2 New York: 4 Georgia: 3 North Carolina: 3 South Carolina: 4

    asked on January 10, 2017
  80. Pre Calculus

    A flare is launched straight up with a velocity of 200 feet per second. The function h(t)= 200t−16t^2 models the height h(t)of the flare are at time t. How many seconds will it take for the flare to hit the ground?

    asked on December 5, 2016
  81. Math

    A book of golf balls contains yellow golf balls and white golf balls. You collect the representative sample shown (3 yellow, 2 white). If the bucket contains 50 golf balls about how many golf balls are white ?

    asked on November 29, 2016
  82. science

    What are the similarities and differences between mitosis and meiosis?

    asked on November 22, 2016
  83. Grade 11 Physics

    Harry, who has a mass of 54 kg, has just gotten a flybar pogo stick and is standing on top of a small wall. He pushes off the wall with a velocity of 1.7 m/s, gets on the stick and lands. The stick has a spring constant of 3.5 x 104 N/m and he compresses

    asked on November 17, 2016
  84. trigonometry

    A ship sails 15.0 mi on a course S40°10’W and then 21.0 mi on a course N28°20’W. Find the distance and direction of the last position from the first.

    asked on November 13, 2016
  85. Financial Accounting

    On March 31 a post closing trial balance was completed On April 4, the business purchased a new truck on account. The residual value is $2400, and the estimated useful life is 5 years. How do I enter this information into a general journal? Do I even need

    asked on October 26, 2016
  86. Science

    suppose a skydiver (mass = 75 kg) is falling toward the earth. when the skydiver is 100 m above the earth he is moving at 60 m/s. at this point calculate the skydiver's

    asked on October 22, 2016
  87. math

    A model car travels horizontally after being released. The car travels a distaance d metres in a time of t seconds. d is directly proportional to t. The car travels 20 metres in a time of 2 seconds. A.Calculate the distance the car travels in 3 seconds.

    asked on October 22, 2016
  88. system development

    how to write a pseudocode for a system that allows user to create an account with features such as username, password, email, first name, surname, postal address

    asked on October 2, 2016
  89. physic

    The brakes on a car permit it to decelerate at the rate of 0.80 m/s2. How much distance is required to stop this car when it is traveling at 60.0 km/hr?

    asked on September 25, 2016
  90. Physics

    An airplane, traveling 142.5 km/hr at the moment it touches the runway, runs off the end of the runway still traveling at 36.7 km/hr. If the plane’s rate of deceleration was -1.6 m/s2, how long and how far did the plane travel along the runway?

    asked on September 25, 2016
  91. Physics

    A deer runs into the road 1.24 km in front of a car. The driver, traveling at 70.5 km/hr, sees the deer and slams on the brakes which decelerates the car at a rate of 3.2 x 10-1 m/s2. Will the driver hit the deer?

    asked on September 25, 2016
  92. math

    mike reads thrice as fast as judy.the ratio of the number of words judy can read per minute to the number of words paul can read per minute is 5:2 if paul can read 140 words per minute,how many words per minute can mike read

    asked on September 13, 2016
  93. math

    John saved 8/5 of what Mary saved. Idf Mar saved P 390 lessthan what John saved, how much did both of them saved?

    asked on September 13, 2016
  94. math

    Martin had red toy cars and blue cars in a box. the ratio of the blue toy cars to the red toy cars is 5:2. When Martin put 15 more blue toy cars in the box, the ratio of the blue toy cars to the red toy cars became 4:1. How many red toy cars and blue toy

    asked on September 13, 2016
  95. Math

    The scale drawing of a soccer field mis 1 inch= 10 yards. The drawing of a soccer field is 12 inches by 7.5 inches. Find the dimensions of the actual soccer field in square feet.

    asked on August 13, 2016
  96. algebra

    michelle inherited 5/8 of his father's estate. He sold 2/5 of his share. What part of the entire estate did he sell?

    asked on August 3, 2016
  97. Math

    how to solve this po? 4(4x)^2 + 2(4x) + 5 I hope you can answer this for me. and thank you very much. :)

    asked on July 29, 2016
  98. Spanish

    ?Crees que en el futureo___viajar a otros planetas? !Claro que si!

    asked on July 18, 2016
  99. Reserach Statistics in CRJU

    A data set has n=10 pairs of X and Y values. This data has SSx=10, SSy= 20 and SP=10. Compute the Pearson correlation and explain r=sp/√ssx ssy = 10/√10*20= 10/√200 Simplify 200 under radical= 200 as 10^2⋅2. √(〖10〗^2 )×2= 10/10√2 or

    asked on June 30, 2016
  100. Child

    Which one of the following activities is not directly connected with providing a safe and healthy environment?

    asked on June 16, 2016


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