Posts by mina

Total # Posts: 100

  1. Math

    barbara can walk 3200 meters in 24 minutes.Mavis can walk 11,808 feet in 24 minutes.Who walks at a faster rate of speed?Explain the steps you take to solve the problem.
  2. Math

    barbara can walk 3200 meters in 24 minutes.Mavis can walk 11,808 feet in 24 minutes.Who walks at a faster rate of speed?Explain the steps you take to solve the problem.
  3. Grammar

    The nurse's notes in the medical record indicate the patient's pain was severe. What is wrong with this sentence? Or wrong grammatical errors?
  4. Grammar

    If they......they would not drive this car for vacation A- knew B- had known C- know D- had knew What is the right tense?
  5. Math

    9-8x7+6:3=...?
  6. statistics

    A national caterer determined that 87% of the people who sampled their food said that it was delicious. A random sample of 144 people is obtained from a population of 5000. The 144 people are asked to sample the caterer’s food. If p ^ is the sample proportion saying that ...
  7. Physics

    What grade is this?
  8. Algebra 1 Honors

    Which of the following statements best describes the effect of replacing the graph of f(x) with the graph of f(x) − 5? The graph shifts 5 units up. The graph shifts 5 units down. The graph shifts 5 units left. The graph shifts 5 units right. Is the answer B??
  9. Science

    Are you asking if that is true?
  10. Grammar

    What is the right sentence of this sentence: The nurse's notes in the medical record indicate the patient's pain was severe.
  11. Statistics

    The events A and B are such that P(A\B)=0.4, P(B\A)=0.25 and P(A n B)=0.12 compute the following; 1. P(A) and p(B) 2. P(A n B') and P(A' n B) 3.P(A u B)and P[(A u B)']
  12. Business maths

    a dealer makes a profit of 25% when he sells a shirt at a discount of 30%. if the profit is 91, find the marked price of this shirt.
  13. statistics

    Select the TWO options that are TRUE statements about two-sample t-tests. Select one or more: The same formula is used for the ESE (estimated standard error) in the two-sample t-test with a common variance and the two-sample t-test with unequal variances. A researcher has ...
  14. statistics

    Select the TWO options that are TRUE statements about two-sample t-tests. Select one or more: The same formula is used for the ESE (estimated standard error) in the two-sample t-test with a common variance and the two-sample t-test with unequal variances. A researcher has ...
  15. Math

    Data were collected, using a sample survey, on the inhabitants of a British town. Among other things, the respondents were asked their age and their satisfaction with the shopping opportunities in the local high street. These data were used to construct a contingency table, ...
  16. English

    Rony would rather that zahid had not lived in the room where the former studies.. correct the sentence
  17. Technology

    thanks i got a 100% on that
  18. math

    Solve the system of equations algebraically. Show all your steps. y=x^2+2x y=3x+20 Can someone pease help me? I don't think I'm right. Would it be x=-4, y=8 Then, x=5,y=35??
  19. History

    Is the first one C then?
  20. History

    Pls check my answers.. The Northwest Ordinance established all of the following, except.. A. Rules for territories to become states B. Denying slavery to new states formed from the territory C. Preventing new states from entering the US D. The right to education< my answer ...
  21. P.E.

    bri was wrong its actually A B C D A,C
  22. History

    is it D
  23. Health

    I GOT THE ANSWERS AND I GOT 100% B,C,D FALSE TRUE
  24. broward college

    collagen vascular disease ,affect the protein collagen ,the main component of collagen fibers. predict the possible consequence of defective collagen fibers on specific organs and tissues how would effect of collagen vascular disease that affected only the collagen in ...
  25. chemistry

    assuming in the titration of NaCl and AgNO3, a student erroneously carried it out at a low PH,what effect will it be on the result. explain with an ionic equation
  26. Language Arts

    it IS D C A A I GOT 100% ON IT
  27. Social Studies

    Reed the link you gave me it says it doesn't work :(
  28. Social Studies

    I have 2 questions... 1) Why did most merchants not travel the entire distance from China to the Middle East to trade their goods? A. difficult terrain B. taxes C. language barriers D. all of the above I think it is D 2) Which of these were received by Chinese merchants when ...
  29. English

    Explain why the setting depicted in the V for Vendetta trailer is a dystopia. Use specific examples in your explanation. This is what I have so far not sure if it is correct. A dystopia is an imagined place or state in which everything is unpleasant or an environmentally ...
  30. English

    This is what I have so far not sure if it is correct. A dystopia is an imagined place or state in which everything is unpleasant or an environmentally degraded. The V for Vendetta trailer is a dystopia because the poverty and the fascist dictatorship ruling a dystopian United ...
  31. English

    Explain why the setting depicted in the V for Vendetta trailer is a dystopia. Use specific examples in your explanation.
  32. Biology

    Okay my question has to do with a pedigree shown in an illustration. Since I can't show the illustration I'll do my best to describe it: There's a mother and a father and they have 4 kids: 2 boys, 2 girls. Circles represent females and squares males. A darkened ...
  33. Biology

    Proteins are manufactured through the "blueprints" found on DNA. After they are translated, they are moved through a system of internal membranes before being distributed throughout the rest of the cell. At some point in the process, they are modified to their ...
  34. applied logic, math

    writing a program using loop structure, need the equation to produce all even numbers from 2-100 to print out each time I go through the loop
  35. math

    i solve it and get 3 answer but in the back of the book, it ony gave 2 answer.
  36. math

    cosx sinx -sinx=0
  37. English

    Sort words by long vowels sound. 1date 2 fine 3 rose 4 lake 5 life 6home 7safe 8 rice 9 globe 10 plane
  38. Math

    Use the number tiles below to fill in the addition equation to create the largest possible sum . 372 8
  39. Physics

    A weight of 40 N is suspended from a spring that has a constant of 200 N/m the system is subjected to a harmonic driving force of frequency 10.5 hz resulting in a forced- motion amplitude of 3 cm determine the max value of the driving force
  40. science

    how do we know that there are 100 trillion cells in our body i mean who count them or is there any activity behind?
  41. Psychology

    I'm doing the classic experiment on "reaction time: male vs. female. " The test involve dropping a ruler and see where the subject catches it. The problem is that If i was the one to drop the ruler, depend on the subject being male or female, it would influence ...
  42. psychology

    It's for a psychology experiment, i'm comparing the reaction times of people to the number of hours of sleep they get per night on average. Please give me some ideas on how to carry out this experiment. For example, like what will be a good way to select subjects, just...
  43. psychology

    What do you think about my method? Please give me your suggestions. Thank you!!!
  44. psychology

    For the samples, i was thinking about recruiting 10 females age range from 19-25. Yes, i am pretty much will have a survey about general backgrounds, and number of hours of sleep on average per night. I will give the survey to the participants before testing the reaction time...
  45. psychology

    It's for a psychology experiment, i'm comparing the reaction times of people to the number of hours of sleep they get per night on average. Please give me some ideas on how to carry out this experiment. For example, like what will be a good way to select subjects, just...
  46. functions

    4m + 1, m + 1 and 10 - m are the first three terms of a geometric sequence. Find t4.
  47. Physics

    What happens after an elastic collision between a hydrogen atom at rest and a helium atom moving 150 m/s? Which direction will the particle move after the collision? Which particle will have a higher speed after the collision? What happens when a neutron moving at 150 m/s hits...
  48. Statistic

    experimental Placebo (n=100) (n=100) Mean BP 120.2(15.4) (131.4(18.9) Hypertentive(%) 14 22 side effect (%) 6 8 Trial involve 200 subject,rendomally receiving either medication or placebo. The data collected at the end of trialafter 6 week study. a) test if there is ...
  49. Physical Science

    A cylinder contains a gas with the pressure of 125kpa at a temp. of 200k. What is the temp. of the gas at a pressure of 100kpa?
  50. Physics

    A Ferris Wheel with a radius of 15 meter makes one complete rotation every 10 seconds.
  51. Physics

    Two vectors are at right angle to each other as shown. Find the resultant vector (the sum of the two vectors).
  52. Physics

    Calculate the gravitational force between two identical 100-kg masses separated by 1 m.
  53. Physics

    A ball is throwing downward with an initial velocity of 10 m/sec. If the final velocity is 20 m/s, what is the time?
  54. physics

    An American standard analog television picture (non-HDTV), also known as NTSC, is composed of approximately 485 horizontal lines of varying light intensity. Assume your ability to resolve the lines is limited only by the Rayleigh criterion, the pupils of your eyes are 4.80 mm ...
  55. physics

    Joe has a weight of 850 N (about 193 lb) when he is standing on the surface of the Earth. What would his weight (the gravitational force due to the Earth) be if he tripled his distance from the center of the Earth by flying in a spacecraft?
  56. Physics

    A car with a mass of 1380 kg is moving around a curve with a radius of 50 m at a constant speed of 25 m/s (about 56 MPH). (a) What is the centripetal acceleration of the car? 1 m/s2 (b) What is the magnitude of the force required to produce this centripetal acceleration? 2 N
  57. business math

    A videocassette manufacturer has determined that its weekly cost equation is C = 3000 + 10x, where x is the number of cassettes produced and sold each week. If cassettes are sold for $15 each to distributions, how many must be sold each week for the company to make a profit?
  58. Physics

    An upward force of 35 N is applied via a string to lift a ball with a mass of 2.1 kg. (a) What is the net force acting upon the ball? magnitude 1 N direction 2 ---Select--- upward downward (b) What is the acceleration of the ball? magnitude 3 m/s2 direction 4 ---Select--- ...
  59. Physics

    An upward force of 35 N is applied via a string to lift a ball with a mass of 2.1 kg. (a) What is the net force acting upon the ball? (b) What is the acceleration of the ball?
  60. physics

    30 is the change
  61. math

    write a set of data with this following description there are 7 numbers in the data set the minimum is 17 the range is 45 the median is 32 the mode is 41
  62. English

    which way is correct Tuesday November 1st, 2011 or Tuesday, November 1st, 2011?
  63. Spanish

    Thank you, I will try the dictionary step, I have never thought of it that way. You are so sweet, I hope you get paid for all you do on here!
  64. Spanish

    Last paragraph. I wasn't going to post it, but considering how atrocious my last two were... A fictional invitation with details about a party. Include: date, time, location/ apparel/ purpose of party/ gift ideas. Estamos teniendo una fiesta de cumpleaños sorpresa ...
  65. Spanish

    Last paragraph. I wasn't going to post it, but considering how atrocious my last two were... A fictional invitation with details about a party. Include: date, time, location/ apparel/ purpose of party/ gift ideas. Estamos teniendo una fiesta de cumpleaños sorpresa ...
  66. Spanish for Mina

    Wow, I did not think I had made that many errors.. need to work on my Spanish. I appreciate your time and effort on this! Very grateful. Thank you!!!!!
  67. Spanish

    No puedo ir a ningún lado, tengo que quedarme en casa y hacer las tareas. Tengo que trapeador, aspiradora, el polvo, lavar la ropa y lavar los platos. Mis padres no creo que puedo ayudar lo suficiente en la casa. No me importa pasar la aspiradora y lavar la ropa. No me ...
  68. Spanish

    Oh my, I am such a hassle..lol If you have not found it, here is the link to the Spanish post from yesterday: jiskha. com/display.cgi?id=1305589873
  69. Spanish

    I apologize for my previous question, the one with paragraphs in Spanish. I obviously have no idea what I'm doing. They make sense in English, but I'm having a hard time translating to Spanish. Thank you, Sra, for attempting to help. :] The first assignment is to write...
  70. Spanish

    Letters in Spanish about doing chores and restaurant review. I have revised these at least 5 times each and feel like I have messed up several times. Possible grammar fails :/ Please help? No puedo ir a ningún lado, tengo que quedarme en casa y hacer las tareas. Tengo ...
  71. physics

    Three point charges lie along a circle of radius r at angles of 30°, 150°, and 270° as shown in the figure below. Find a symbolic expression for the resultant electric field at the center of the circle.
  72. mete

    Three point charges lie along a circle of radius r at angles of 30°, 150°, and 270° as shown in the figure below. Find a symbolic expression for the resultant electric field at the center of the circle.
  73. bio

    You have a sample of NaCl that contains 100 mg/ml NaCl. You are trying to perform an reaction that requires 10ml of 20 mg/ml. Enter in the correct amount (in ml) of Stock NaCl solution you need to use to make 10ml of 20 mg/ml NaCl
  74. Chemistry-Practical Applications

    Important in adhesion and sintering
  75. Chemistry

    At 1285°C, the equilibrium constant for the reaction Br2 (gas) <---> 2Br (gas) is Keq= 1.04 X 10^ -3 A 0.200-L vessel containing an equilibrium mixture of gases has 0.245 g. Br2 (gas) in it. What is the mass of Br (gas) in the vessel? What are the concentrations of ...
  76. algebra

    y = 1/4x can be written as y = 1/4x + 0 This is in slope-intercept form: y = mx+b, where m is the slope and b is the y-intercept. y = 1/4x + 0 The slope is 1/4 and the y-intercept is 0. Slope = rise/run
  77. algebra 1

    (-9-7)/16=-16/16= -1
  78. english

    my teacher ask me What recommendation does the calculator make for you? what that mean
  79. com 155

    how can i use five adverbs and five adjectives in senteses
  80. com 155

    Use at least five adverbs and five adjectives to write a brief review of a movie, sporting event, musical performance, or television show. · Bold each adverb. · Underline each adjective. · Compare the event to one or more similar events. When comparing, ...
  81. accounting

    Select a business in your community and observe its internal control over cash receipts and cash payments. The business could be a bank, bookstore, restaurant, department store, or other retailer. What are the strengths and weaknesses? What would you do to correct the ...
  82. OChem

    What's the purpose of "PREPARATION OF A SYNTHETIC PLANT HORMONE Adapted from "p-Chlorophenoxyacetic Acid – Preparation of a Synthetic Plant Hormone." thanks
  83. Mathematicas

    The 6 fourth-grade classes at Marathon Elementary School are having a kick-ball tournament. Each class must play each other one in the tournament. How many kick-ball games must be scheduled?
  84. Math

    I don't understand because you said 2/3 x 12/1 this is equal 8 but 1/2 dozen eggs are 6. Can you explain me? Thanks
  85. 9th grade

    Factor y2 + 10z - 10y - yz.
  86. Biology

    How does an increased carbon dioxide concentration in the blood affect expiration and inspiration?
  87. Literature

    What influences the mood and tone of the play [in Romeo and Juliet]?
  88. Math

    You are playing a card gam e with a full deck of 52 cards. You win if you draw a red card that is a mltiple of 5. What are your chances of winning on your first draw? For me will be 4/52 . It's that correct?
  89. diagramming a sentence

    John Wycliffe taught at oxford university and translated the Bible into English
  90. math

    the biology club budgeted $200 for their pancake breakfast. each meal costs $1.50 to prepare. write an inequality that represents the number of meals that can be prepared without going over the budget.
  91. finance

    $95
  92. finance

    if you're paying a bill for the office which has 5%, 10 days stamped across it, how much would you write a check for if you were paying a $100 bill 6 days from the date of invoice?a.$90, b.$100, c.$95, d.$105
  93. Cost Accounting

    do you have any idea?
  94. q, w, and DU

    mina q=-256 J w=-1398 J DU=-1654 J
  95. Algebra

    i don't know what to do
  96. Math

    jack has 3/4 of a dollar. Maxwell has 1/10 of a dollar. Do they have more or less than $1.oo in all?
  97. Calculus

    solve second-order initial value problem y"(x)= x e^-2x y'(0)= 0 y(0)= 0
  98. Calculus

    Solve the first-order initial value problem using half angle formulas {y'(x)= 1 + sin^2 x y (0)= -7
  99. math

    how do i expand and simplify (2x+5) (3x-4)
  100. physics

    no answer