Andrea

Newest questions and responses by Andrea
  1. Geology

    If the earthquake in Forks,WA is ranked 7.1 M, list the modified mecalli intensity ranking and explain the expected damage associated with this magnitude of an earthquake. Please help ASAP!!! :(

    asked on March 17, 2019
  2. Accounting

    Purchased inventory on credit from Horn Trading, R34 275. Deposited cash sales for the first week, R9 000. Inventory is marked up at 50% on cost. How can I enter this two separate transactions into the accounting equation?

    asked on March 14, 2019
  3. Science

    What is our best option if an asteroid was detected and closing in on an impact with Earth? PLEASE HELP ASAP!!!! :(

    asked on March 11, 2019
  4. Science

    Which of the following gases is the most abundant in a volcanic eruption? PLEASE HELP ASAP!!!! :(

    asked on March 11, 2019
  5. Sociology

    identify and describe a rite of passage in your culture PLESASE HELP IMMEDIATELY!!!! :(

    asked on March 5, 2019
  6. Sociology

    define the term ethnocentrism and discuss why functionalists and conflict theorists disagree over the utility of ethnocentrism

    asked on March 5, 2019
  7. Sociology

    when conducting ethnographic research as a participating observer, the investigator must do what? PLEASE HELP ASAP!!!!

    asked on March 5, 2019
  8. Sociology

    explain how "veiled reporting" may result in underreporting of gay and lesbian subjects in survey research. PLEASE HELP ASAP!!!! :(

    asked on March 4, 2019
  9. Sociology

    What is a good hypothesis for this question do you think that the marketing to children is a social problem? What are some variables that I could be testing? Please help ASAP this homework is for tomorrow!!! :(

    asked on March 2, 2019
  10. finite

    Maximize 6x+2y subject to: x +y (or equal to) 20 x,y >(or equal to) 0

    asked on February 6, 2019
  11. history

    What is the meaning of true expression? Please help ASAP!!! I can't find the definition anywhere!!! :(

    asked on December 10, 2018
  12. math

    Solve give your answer in interval notation: 5-4x^2>=8x!!! Please help ASAP!!!:(

    asked on December 8, 2018
  13. math

    The height h of an object projected upward from the floor of the Golden Gate Bridge which has an initial height of 220 feet and with an initial velocity of 30 feet per second is given by h=-16t^2+30t+220. How many seconds later will the rock hit the water?

    asked on December 8, 2018
  14. math

    Graph the system of linear inequalities: -x+y>=3,x+y=0,y>=0!!! Please help ASAP!!! :(

    asked on December 7, 2018
  15. math

    Graph the system of linear inequalities: y+3x=0,y

    asked on December 7, 2018
  16. math

    Solve x-7

    asked on December 7, 2018
  17. math

    A car traveled 243 miles on a trip. During 63 miles of the trip, the car traveled through the city and had gas mileage that was 9 fewer miles per gallon that the gas mileage on the highway. If the total amount of gasoline used for the trip was 9 gallons,

    asked on November 28, 2018
  18. math

    Two pipes can be used to fill a pool. Working together, the two pipes can fill the pool in 2 hours. The larger pipe can fill the pool in 3 hours less time than the smaller pipe can alone. Find the time to the nearest tenth of an hour it takes for the

    asked on November 28, 2018
  19. math

    Because of the increase in traffic between Springfield and Orangeville, a new road was built to connect the two towns. The old road goes south x miles from Springfield to Freeport and then goes east x + 5 miles from Freeport to Orangeville. The new road is

    asked on November 21, 2018
  20. history

    What would be a good legal question for the case Board of Education v. Earls case and a good answer for the question? This is suppose to be for my homework and it is due tomorrow! I need help immediately so I need to know an answer right now. :(

    asked on November 18, 2018
  21. math

    An isosceles right triangle has legs of equal length. If the hypotenuse is 22 inches long, find the length of each leg. Please help me on this problem so bad!!! I NEED AN ANSWER TO THIS PROBLEM IMMEDIATELY!!!! :(

    asked on November 16, 2018
  22. math

    Solve the equation by completing the square 16x^2+1=7x!!! Please help me ASAP!!!! :(

    asked on November 16, 2018
  23. math

    The radius of a moon is 747 miles. use the formula for the radius r of a sphere given it's surface area A, r=√(A/4π) , to find the surface area of the moon. Please help ASAP!!!!! :(

    asked on November 10, 2018
  24. math

    A balloon is secured to rope that is staked to the ground. A breeze blows the balloon so that the rope is taut while the balloon is directly above a flag pole that is 60 feet from where the rope is staked down. Find the altitude of the balloon if the rope

    asked on November 8, 2018
  25. math

    What is the approximate distance between the pair of points (5,4) and (14,16)? Please help ASAP!!!! :( I only know that the exact distance between the pair of points (5,4) and (14,16) is 15 units!!!

    asked on November 2, 2018
  26. math

    Slope -6/7; through (3,5) Write the equation using function notation please help!!!!!!!!! :(

    asked on October 19, 2018
  27. math

    6 divided by the difference of a number and 2, minus 5 divided by a number plus 2, equals 5 times the reciprocal of the difference of the number squared and 4. What is the number? Please help ASAP!!!!!!!!! :(

    asked on October 8, 2018
  28. math

    The volume of a cone varies jointly as the square of its radius and its height. If the volume of a cone is 2 pi cubic inches when the radius is 1 inch and the height is 6 inches, find the volume of a cone when the radius is 5 inches and the height is 3

    asked on October 6, 2018
  29. math

    If A={x|x is an odd integer} and B={9,11,12,14} list the elements of A n B. So find the intersection of A and B. Please helpppppp!!!!!!! :(

    asked on October 5, 2018
  30. math

    The function A(r)=πr^2 may be used to find the area of a circle with radius r. Find the area of a circle whose radius is 11 centimeters.

    asked on September 29, 2018
  31. math

    Write in standard form when given 2 points on a line (-3,-5) and (0,-7) Please helpppppppp!!!!!!!!!!! :(

    asked on September 28, 2018
  32. history

    In “The Raven and the First Men: The Beginnings of the Haida,” which evidence best helps the reader infer that the Haida might find it acceptable behavior to play tricks on one another?

    asked on September 27, 2018
  33. Math

    Tony is 56 years younger than stacy 4 years ago stacy age was 3 times tony. How old is tony now

    asked on September 25, 2018
  34. Math

    Andres is 6 years older than kylie. In 8 years the sum of their ages will be 88. How old is andres now

    asked on September 25, 2018
  35. math

    Solve the equation for the indicated variable. Please helpppp!!!!! :( A=(730x)/(d^2) for x

    asked on September 21, 2018
  36. Math

    The length of the rectangle is 7/(x-4) feet, while its width is 5/x feet. Find its perimeter. Please helppppp!!!!!!! :(

    asked on September 13, 2018
  37. social studies

    how would you compare and contrast the Virginia and New Jersey Plans.

    asked on September 11, 2018
  38. math

    list some equivalent forms of -x+3/6x-11 please helpppppppp!!!!!!! :(

    asked on August 30, 2018
  39. History

    What were 3 key causes of the American Revolution:

    asked on August 29, 2018
  40. History

    During the American Revolution what was the role of Thomas Paine’s Common Sense in promoting the movement for independence

    asked on August 29, 2018
  41. History

    What was George Washington's fundamental beliefs about life and what was Thomas Jeffersons.

    asked on August 26, 2018
  42. History

    what motivated Thomas Jefferson?

    asked on August 26, 2018
  43. history

    why might Leonard believe that democracy would inevitably degenerate into tumult, violence, and anarchy

    asked on August 25, 2018
  44. History

    Which type of government did Daniel Leonard prefer?

    asked on August 25, 2018
  45. Science

    A student measures the volume of a liquid and finds it to be 40ml. How many significant figures are in the measurement ? Really confused can someone help me out ?

    asked on August 20, 2018
  46. Math

    Rewrite in rectangular form: r=6 cos theta I got (x-3)^2+y^2=6

    asked on May 28, 2018
  47. Math

    How would you show that one trigonometric expression is equal to another? I’m not exactly sure how to start.

    asked on May 27, 2018
  48. Chem

    What is the pKb of Formate ion? 0.64M ........... 8.77 pH Help!! I'm not sure how to calculate this... I know to use the Kb formula but I'm not sure where to plug the numbers in.

    asked on May 24, 2018
  49. Chemistry

    I am given the following information: Lactic acid................0.025M...................pH 2.74 How do I calculate the pKa? I don't know how to do it without the concentration. Help please!

    asked on May 24, 2018
  50. Math

    On his last four tests, Danib scored 55%, 78%, 84% and 93%. What score should he get on his next text so that his average on all five tests are 80%?

    asked on May 23, 2018
  51. Chemistry

    If you had an acetic acid solution that was 0.10 M, what would the acetate concentration have to be in order to get a pH of 5.35? I tried doing [H+] = 10^(-pH), but I don't think that's right. Please help, I'm stuck.

    asked on May 22, 2018
  52. AP Chem

    Please! This is urgent! I don't know how to do this. Determine the solubility at 25°C of Cd(IO3)2 in water and in 0.20 M CdCl2. Ksp of Cd(IO 3) 2 is 2.5 × 10 –8 at 25°C. Please help!

    asked on May 19, 2018
  53. math

    The formula for the lateral surface area of a cone is A=πr√(h^2+r^2). (A)Solve for r and simplify the result, if possible. (B) If the lateral surface area of a cone is 10 square feet and the height is 16 inches, what is the radius of the cone in inches?

    asked on April 24, 2018
  54. math

    The formula for the surface area of a cylinder is A=2πr^2+2πrh. (A)Solve for r and simplify the result, if possible. (B) If the surface area of a cylinder is 100 square feet and the height is 40 inches, what is the radius of the cylinder in units of

    asked on April 23, 2018
  55. math

    The projected number N of Wi-Fi enabled cell phones (in millions) in the U.S. can be modeled by the function N=-0.4x^2+21x+35, where x is the number of years since 2009. If the trend continues, find the year in which the projected number of Wi-Fi enabled

    asked on April 23, 2018
  56. math

    Suppose that the position y (feet) of a projectile above the ground is described by the equation y=-16t^2+70t+2, where t is the time elapsed (seconds) since the object was launched. (A) What is the initial position of the object? (B) When will the object

    asked on April 23, 2018
  57. math

    (A)Write the equation in standard form and calculate its discriminant. (B)Solve the equation by using the quadratic formula. (C)After solving the equation, write it in factored form. 7x(x-2)+2(x+4)=3 Please help!!!!! :(

    asked on April 23, 2018
  58. math

    Solve the quadratic equation (2x+3)(x-3)=7. If there is more than one correct answer, enter your answers as comma separated list. If there are no real solutions,enter none. Please help!!!!! :(

    asked on April 19, 2018
  59. math

    (A)Write the equation in standard form and calculate its discriminant. (B)Solve the equation by using the quadratic formula. (C)After solving the equation, write it in factored form. 0=8+4t-t^2 Please help!!!!! :(

    asked on April 19, 2018
  60. math

    (A)Write the equation in standard form and calculate its discriminant. (B)Solve the equation by using the quadratic formula. (C)After solving the equation, write it in factored form. 1/8x^2=x-5/2 Please help!!!!! :(

    asked on April 18, 2018
  61. math

    Solve the equation by completing the square. If the solutions are real, give exact and approximate answers. Otherwise, list the exact solutions. 7x^2-4x+1=2x^2-7x+3 Please help!!!!! :(

    asked on April 18, 2018
  62. math

    Solve the equation by completing the square. If the solutions are real, give exact and approximate answers. Otherwise, list the exact solutions. 12x=-3x^2-14 Please help!!!!! :(

    asked on April 18, 2018
  63. math

    Solve the equation by completing the square. If the solutions are real, give exact and approximate answers. Otherwise, list the exact solutions. 2y^2=-12y-3 Please help!!!!!!:(

    asked on April 18, 2018
  64. math

    Evaluate the expression√(-6)/(√(-3) √(-4)) and write the result in the form a+bi. Please help!!!!! :(

    asked on April 17, 2018
  65. math

    Is 2+i a solution of z^2-4z+5=0? Please help!!!!!!! :(

    asked on April 17, 2018
  66. math

    The volume of a cone of radius r and height h is V=1/3πr^2h.Solve for r. Please help me!:(

    asked on April 13, 2018
  67. math

    The volume of a cylinder of radius r and height h is V=πr^2h.Solve for r. Please helppppp!!!!

    asked on April 13, 2018
  68. math

    The area of a circle of radius r is A=πr^2.Solve for r. Please help!!!!!!!

    asked on April 13, 2018
  69. math

    The volume of a sphere depends on the sphere's radius:V=4/3πr^3.(A)If the radius of a sphere is 3 feet,what is the volume?Give exact and approximate answers and use correct units.(B)Solve for r in the volume formula.(C)If the volume of a sphere is 20

    asked on April 12, 2018
  70. math

    The volume of a sphere of radius r is V=4/3πr^3.Solve for r.

    asked on April 12, 2018
  71. math

    what is the radius of such a cone whose volume is 5π?

    asked on April 12, 2018
  72. math

    The marketing department of a textbook publisher finds that the demand for a book is related to the price according to the formula p=40-√(0.0001x+1),where x is the quantity of books sold (that is,the quantity demanded by the market) at price p.(A)If the

    asked on April 11, 2018
  73. math

    Police departments estimate the speed of a car when they are given the distance that it skidded before coming to a stop. if the road surface is wet concrete, the function s(x)=√10.5x is used, where x is the skidded distance in feet and s(x) is the speed

    asked on April 11, 2018
  74. Science

    Why is Mercury a hazard in the environment?

    asked on April 5, 2018
  75. Science

    Briefly describe Pretreatment, Primary Treatment and Secondary Treatment for municipal wastewater.

    asked on April 5, 2018
  76. Science

    Describe 3 air pollutants and the troposphere to include the effects of the pollutants on the environment.

    asked on April 5, 2018
  77. Science

    Describe 2 events in human history and in what way the events allowed human populations to grow and thrive.

    asked on April 5, 2018
  78. math

    Determine whether the equalities are true or false. 1.√2 /2=√(10 /20) 2.√11 /24=24/√11 3.2/∛3=(2/√9)/3 4.1/√2 =√2 /2

    asked on April 3, 2018
  79. math

    change the radical √(3/8) into simplest form a/b sqrt(c)

    asked on April 3, 2018
  80. math

    Rationalize the denominator and simplify if possible. √5+√3 / √5-√3

    asked on April 3, 2018
  81. math

    Multiply and Simplify.(∛x +2)(∛(x^2)-2∛x +4) Pleaseeeeee helpppppp!!!!!!! :(

    asked on April 2, 2018
  82. math

    Find an equation of the circle with center at (-9,2) and passing through (2,-2) in the form of (x-A)^2+(y-B)^2=C where A,B,C are constant. Pleaseeeeee helpppppp!!!!!!!!

    asked on March 30, 2018
  83. math

    what is the distance between (-5,0) and (-9,11)? Please helpppppp!!!

    asked on March 29, 2018
  84. math

    Find an equation of the circle with center at the origin and passing through (2,-5) in the form of (x-A)^2+(y-B)^2=C where A,B,C are constant.

    asked on March 29, 2018
  85. math

    State and prove the Pythagorean Theorem.

    asked on March 28, 2018
  86. math

    The cookie dough used by a bakery to make 2-ounce cookies contains an average of 32 raisins per pound of dough. the bakery sells cookies in bags of a dozen. suppose that customers complain if one or more of the cookies in a bag contains no raisins. over

    asked on March 28, 2018
  87. math

    Carla the baker worked four hours to make cookies. She ended with 380 cookies altogether. Write an equation to express how many cookies Carla made each hour.

    asked on March 28, 2018
  88. math

    If (-4,-2) and (2,6) are opposite points on a circle, what is the equation of the circle?

    asked on March 28, 2018
  89. math

    How do you solve this expression \sqrt[8]{v^{40}}!!! So basically it's v^40 divided by 8!!! When I typed v^5 on my homework it said that it was incorrect!!! I want to know what I did wrong!!! Pleaseeeeeeee helpppppppp!!! :(

    asked on March 27, 2018
  90. math

    Find the body surface area of a person who is 5 feet,4 inches tall and who weighs 107 pounds. Round your answer to the nearest hundredth. Use the Mosteller formula to calculate adult body surface area. Please helppppppppppppp!!!!!!! :(

    asked on March 27, 2018
  91. Math

    factor x^2/7 out of the expression x^5/7-x^2/7

    asked on March 26, 2018
  92. Math

    How do you write 8x^2 in radical form?

    asked on March 26, 2018
  93. Math

    Use algebra for 5.235235235... and 3.9999999... Also write these numbers as a fraction not a mixed number. How do I do this?

    asked on March 15, 2018
  94. Math

    Which expression or expressions are equivalent to 3^n/2^n?

    asked on March 15, 2018
  95. Math

    how do you write 225 1/2 using radical notation?

    asked on March 14, 2018
  96. Math

    |(-3x+9)/x^10| (Factor -3 out of the numerator first)

    asked on March 8, 2018
  97. Math

    the length of a cut board in a sawmill should be within 2% of the board's stated length.write an absolute value inequality that describes the length L of an acceptable board with a stated length of 12 feet.

    asked on March 8, 2018
  98. AP Chem

    A first-order reaction has a rate constant of 0.547 min - 1. How long will it take a reactant concentration 0.14 M to decrease to 0.07 M? Not sure how to do this!

    asked on March 5, 2018
  99. Math

    In a certain city, the temperature normally ranges from 20 degrees Fahrenheit and 80 degrees Fahrenheit. Write a compound inequality that describes abnormal temperature ranges for this city and then convert that inequality to degrees Celsius. F=9/5C+32

    asked on February 28, 2018
  100. Math

    The volume of a cylinder varies jointly as the height of the cylinder and the square of its radius. If the height is halved and the radius is doubled, determine the effect on the volume.

    asked on February 26, 2018

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