Mina

Most popular questions and responses by Mina
  1. 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??

    asked on April 12, 2016
  2. 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

    asked on April 11, 2016
  3. 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

    asked on November 11, 2016
  4. 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.

    asked on March 19, 2011
  5. 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

    asked on February 23, 2016
  6. 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

    asked on January 3, 2011
  7. World History

    Which accurately describes the reasons for the development of the Reign of Terror? Following the beheading of King Louis XVI, France moved to radicalism, including the emergence of Maximilien Robespierre and his use of the guillotine against enemies of the

    asked on June 1, 2019
  8. 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

    asked on August 9, 2014
  9. 9th grade

    Factor y2 + 10z - 10y - yz.

    asked on March 18, 2010
  10. 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

    asked on October 5, 2016
  11. Physics

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

    asked on March 4, 2012
  12. 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?

    asked on February 20, 2012
  13. 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.

    asked on March 19, 2011
  14. 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

    asked on March 2, 2015
  15. 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

    asked on February 24, 2012
  16. 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.

    asked on March 28, 2018
  17. English

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

    asked on August 8, 2014
  18. 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

    asked on February 20, 2012
  19. 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

    asked on November 2, 2009
  20. language arts

    what is one of the themes in the three golden apples by nathan hawthorn

    asked on February 20, 2019
  21. 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.

    asked on August 23, 2016
  22. Physics

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

    asked on March 4, 2012
  23. 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?

    asked on January 31, 2017
  24. Biology

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

    asked on March 17, 2010
  25. 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.

    asked on November 4, 2009
  26. 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.

    asked on August 21, 2016
  27. 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

    asked on May 16, 2014
  28. 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

    asked on February 22, 2012
  29. Calculus

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

    asked on May 14, 2008
  30. 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

    asked on May 16, 2014
  31. 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?

    asked on February 22, 2012
  32. 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

    asked on April 23, 2010
  33. OChem

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

    asked on April 8, 2010
  34. 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.

    asked on March 27, 2018
  35. 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.

    asked on September 17, 2016
  36. 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?

    asked on April 25, 2012
  37. Physics

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

    asked on March 4, 2012
  38. 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

    asked on December 10, 2011
  39. 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?

    asked on April 5, 2010
  40. 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

    asked on August 21, 2016
  41. math

    cosx sinx -sinx=0

    asked on September 12, 2013
  42. 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?

    asked on May 24, 2013
  43. 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

    asked on November 21, 2012
  44. 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

    asked on February 21, 2012
  45. math

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

    asked on April 14, 2008
  46. 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

    asked on October 17, 2013
  47. 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

    asked on April 14, 2013
  48. 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

    asked on November 28, 2012
  49. English

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

    asked on November 3, 2011
  50. 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

    asked on May 17, 2011
  51. 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

    asked on May 16, 2011
  52. 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

    asked on March 1, 2011
  53. 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,

    asked on July 28, 2010
  54. 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?

    asked on March 9, 2010
  55. 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?

    asked on January 31, 2017
  56. Math

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

    asked on January 30, 2017
  57. 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)']

    asked on September 28, 2016
  58. English

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

    asked on July 19, 2016
  59. 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

    asked on February 16, 2016
  60. English

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

    asked on September 10, 2013
  61. Math

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

    asked on September 9, 2013
  62. 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

    asked on March 25, 2013
  63. 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

    asked on March 25, 2013
  64. functions

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

    asked on January 2, 2013
  65. 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?

    asked on March 4, 2012
  66. 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

    asked on May 22, 2011
  67. 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

    asked on May 20, 2011
  68. english

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

    asked on July 28, 2010
  69. com 155

    how can i use five adverbs and five adjectives in senteses

    asked on July 28, 2010
  70. Literature

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

    asked on March 15, 2010
  71. Calculus

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

    asked on May 15, 2008
  1. chemistry

    Do it correctly stupid

    posted on June 5, 2019
  2. chemistry

    Ans :9.8

    posted on May 23, 2019
  3. Geometry

    The perimeter of a scalene triangle is 14.5 cm. The longest side is twice that of the shortest side. Which equation can be used to find the side lengths if the longest side measures 6.2 cm?

    posted on January 29, 2019
  4. physics

    no answer

    posted on November 21, 2017
  5. Chemistry-Practical Applications

    Important in adhesion and sintering

    posted on October 17, 2017
  6. Grammar

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

    posted on August 4, 2017
  7. P.E.

    bri was wrong its actually A B C D A,C

    posted on April 18, 2017
  8. Technology

    thanks i got a 100% on that

    posted on April 12, 2017
  9. Health

    I GOT THE ANSWERS AND I GOT 100% B,C,D FALSE TRUE

    posted on April 12, 2017
  10. Language Arts

    it IS D C A A I GOT 100% ON IT

    posted on April 12, 2017
  11. History

    is it D

    posted on April 3, 2017
  12. Physics

    What grade is this?

    posted on October 5, 2016
  13. Science

    Are you asking if that is true?

    posted on October 5, 2016
  14. History

    Is the first one C then?

    posted on April 11, 2016
  15. Social Studies

    Reed the link you gave me it says it doesn't work :(

    posted on March 2, 2015
  16. 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

    posted on February 7, 2015
  17. 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

    posted on August 8, 2014
  18. diagramming a sentence

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

    posted on May 19, 2014
  19. 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?

    posted on January 30, 2014
  20. math

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

    posted on September 12, 2013
  21. psychology

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

    posted on March 25, 2013
  22. 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

    posted on March 25, 2013
  23. physics

    30 is the change

    posted on February 12, 2012
  24. q, w, and DU

    mina q=-256 J w=-1398 J DU=-1654 J

    posted on October 9, 2011
  25. 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!

    posted on May 22, 2011
  26. 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!!!!!

    posted on May 18, 2011
  27. 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

    posted on May 17, 2011
  28. 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

    posted on May 17, 2011
  29. algebra 1

    (-9-7)/16=-16/16= -1

    posted on December 8, 2010