Questions Asked on
May 8, 2009

  1. computers networking

    A firm is assigned the network part 128.171. It selects a 8-bit subnet part. a) Draw the bits for the four octets of the IP address of the first host on the first subnet. (Hint: Use Windows Calculator.) b) Convert this answer into dotted decimal notation.

    asked by Nguyen
  2. chemistry

    A sample of 300.0g of drinking wtare is found to cntain 38 mg Pb. What is this concentration in parts per million?

    asked by peter
  3. computers networking

    Assume that an average SNMP response message is 100 bytes long. Assume that a manager sends 40 SNMP Get commands each second. a) What percentage of a 100 Mbps LAN link’s capacity would the resulting response traffic represent? b) What percentage of a 56

    asked by Hubert
  4. calculus

    I need help setting up this problem: A particle moves along the curve y=sqr(1+x^3). As it reaches the point (2,3) the y-cordinate is increasing at a rate of 4cm/s. How fast is the x-coordinate of the point changing at that instant. I could only come up

    asked by XCS
  5. PreAlgebra

    A circular pond 20 m in diameter is surrounded by a gravel path 5 m wide. The path is to be replaced by a brick walk costing $30 per square meter. How much will the walk cost? i need to teach this to my brother, but i'm stuck on it myself. please show me

    asked by y912f
  6. math

    how many lines of symmetry does an isosceles right triangle have? draw a diagram to illustrate

    asked by puppy101
  7. English

    Think of the present you received from your friend. As for me, I had a penpal when I was a middle school student. She lived in Ohio in the USA. We exchanged letters and I received postcards. On a postcard I was able to see the Mississippi River. The

    asked by John
  8. English

    1. Shall we go to a movie? 1-2. Shall we go to the movie? 2. Shall we go to see a movie? 3. Shall we go to see the movie? 4. Shall we go to the movies? 5. Shall we go to the movie? (Are all the sentences grammatical? I think #4 is correct. What about # 5?)

    asked by John
  9. Grammar

    I need help on some of these questions: Identify the independant clause in the sentence: 1.Scientists have found traces of an ancient forest that once grew on an empty lot in New Jersey when the region had a tropical climate. A.on an empty lot in New

    asked by mysterychicken
  10. History

    All of the following are examples of how a local jurisdiction may have tried to inhibit African-Americans from voting prior to the Voting Rights Act, except: Poll Taxes Literacy Tests Intimidation and Violence Skin Color Comparison Tests Is the answer poll

    asked by Jim
  11. english

    2.Which sentence uses correct parallel construction? A. The painter wore glasses, gloves, and boots. B. Most people enjoy ice cream and the plant grows. C. You can either talk to the manager about your problem or writing a letter to the president of the

    asked by moe
  12. Algebra 2

    Well I'm curently taking this class as a sophmore and have taken geometry freshmen year of high school and also I am taking physics at the same time and in math class when I'm asked to factor i go absolutley nuts because guessing numbers is just no my

    asked by HELP ME!
  13. accounting

    Benjamin O'Henry has owned and operated O'Henry's Data Services since its beginning ten years ago. From all appearances, the business has prospered. In the past few years, you have become friends with O'Henry and his wife. Recently, O'Henry mentioned that

    asked by dana
  14. Science [Earth]

    Can you please: 1. briefly explain the concept of radioactive decay and describe how it can be used to find the absolute age of rocks. 2. contrast relative age with absolute age and describe at least three methods of determining either. 3. compare

    asked by xxx
  15. chemistry

    If 6.90 g of (half-life = 5.30 y) are allowed to decay, how many grams would be left after 1.00 y and after 10.0 y?

    asked by Kerrie
  16. Math

    What is a positive angle less than 2 pi that is coterminal with -pi/30? im so confuseddd i don't know what to do!!!!! please help

    asked by Jon
  17. History

    If the 13th, 14th, and 15th Amendments, which were passed almost 100 years earlier, guaranteed that African-Americans had the right to vote, why was legislation such as The Voting Rights Act of 1965 necessary? 1) States were passing laws that discouraged

    asked by Jim
  18. Anonymous

    Give the exact intersection point for the equations f(x)=4sin^2x+7sinx+6 and g(x)=2cos^2x-4sinx+11 Ok, my result is that there is no intersection point because if you put f(x)=g(x) and try to solve for x or the intersection point, the LS f(x) is not

    asked by trig
  19. Special Education

    The labeling of students with disabilities is a controversial issue. List five beneficial reasons for labeling and five detrimental aspects of labeling.

    asked by luli
  20. math

    how would you determine the eccentricity of the conic section when represented by the equation ax^2+cy^2+dx+ey+f=0 if the equation represents an ellipse and then when it represents a hyperbola.please help.

    asked by mike
  21. math

    I need help solving this subtraction (xy-ab-3)- (xy-9ab-1) the answe is __ab-___

    asked by shelly
  22. math prob

    how many midsegments does a triangle have?

    asked by gabe
  23. spanish

    "¿_______ es necesario tener muchos aparatos electricos en tu casa?" "Claro que sí. Hay que tenerlos para ahorrar tiempo." a. Que tal es b. me parece que c. que pasa d. te parece que B?

    asked by y912f
  24. english( racism)

    I am writing about racism in los angeles, and I have to use newspaper articles. I wanted to show that African earn less money than whites. Also their are more African americans behind prision bars. however, I cannot find anything along these lines. It has

    asked by lenny
  25. French 1

    Rewrite the following sentences in the negative. -Je suis de Paris. Would it be: Je ne suis pas Paris. -Michelle est americaine. Would it be: Michelle n'est pas americaine. Am I wrong??

    asked by sophie
  26. spanish

    "¿A tu hermano menor le gusta ir al dentista?" "¡Cómo no! El siempre le da ______." a. seda dental y un lápiz de labios b. un lápiz de labios y un cepillo de dientes c. una máquina de afeitar y un cepillo de dientes d. un cepillo de dientes y seda

    asked by y912f
  27. English

    I'd like to talk about yeot, a Korean traditional sweet. People like to give yeot to students who are going to take an entrance examination. They want the students enter the universities that they want. When you eat yeot,your will find that it is sticky.

    asked by John
  28. Grammar

    Is this a compound sentence?? But proof has mounted, and many people now accept these claims. -MC

    asked by mysterychicken
  29. Physical Science

    I need help with a few of these questions: 1.Which of the following waves are mechanical waves? A.light waves B.microwaves C.radio waves D.sound waves I think it's D? 2.Which gives the frequency of the wave in terms of its peaks? A.the height of the

    asked by mysterychicken
  30. science

    How did Marie Curie influence the world?

    asked by Sam
  31. English

    Hey guys I have an essay i need to write next week, and my english teacher is giving us 5 classes to do it in. Needs to be 900-1200 words, and we are allowed to bring in a sheet with some points and ideas about the topic, so we can expand on them in the

    asked by Melih
  32. math

    I need help in understanding these operations factor by grouping 8x^3-56^2-5x+35

    asked by shelly
  33. visual basic

    here is my source code for my program im trying to convert 10 units from furlong to meters the answer is supposed to be 2011.68 meters i keep getting 2000. I know if i cant get this right the rest of the conversion will give the wrong answers anybody have

    asked by cl
  34. cultural studies - world history

    Hey. I have to write about Mayan and Aztec civilization. Well, first of all, it has to be a diary, as if I'm going back in time and visiting those two civilizations. Basically, it's like I'm visiting Mesoamerica and I have to write down a diary entry on

    asked by xxx
  35. Science

    What electrical appliance uses a 1.5 Volt battery?

    asked by Sammy
  36. math

    how do I solve this equation: - 3/4x = - 9/10

    asked by Stessin2
  37. precalculus

    solve for x: logx (6+4x-x2) = 2

    asked by Kathy
  38. college

    What are the implications of a single species filling an ecological niche?

    asked by juli
  39. 7th grade

    11x=8x-6

    asked by betsy
  40. spanish

    "¡Voy a llevar mi camara a la obra de teatro esta noche!" "No es una buena idea. Creo que no _____ sacar fotos en el teatro." a. se afeita b. se venden c. se habla d. se permite D?--it's allowed

    asked by y912f
  41. Grammar

    I have a few more grammar questions, can someone please help me find the answer? Choose the answer that best identifies the phrase in CAPS. 1.These flower fossils, WHICH CAME FROM A VACANT LOT, are the best that have ever been discovered anywhere in the

    asked by mysterychicken
  42. English

    1. He needs two canned foods. 2. He needs some 500 won coins and many 1,000 won bills. 3. He needs a map book and a tour book to use in the travel. 4. He needs a bottle of drink and a canned drink to drink during the trip. 5. He needs a sun block/sun

    asked by John
  43. French

    Can someone please check my work? Complete the following sentences with the appropriate word. words: couteau, viande, verre, livre, courses, légumes, petit déjeuner, cuisine Demain, je vais prendre le (petit déjeuner) à huit heures et quart. J'ai

    asked by Larry
  44. spanish

    "Tengo que llamar a mi madre. ¿Sabes dónde hay un _____?" "Hay uno a dos cuadros de aque, en la esquina de la Calle Martí." a. semáforo b. quiosco c. teléfono público d. buzón C?--public telephone

    asked by y912f
  45. spanish

    "Arturo, ¿sabes cuál es _____ de la panadería?" "Sí. Calle San Juan, número 234." a. la carretera b. la heladería c. el cruce d. la dirección D?--direction(address)

    asked by y912f
  46. spanish

    "San Antonio es una ciudad muy _____, ¿verdad?" "Sí. Hay muchos edificios y lugares antiguos allí." a. mecánica b. histórica c. moderna d. pública B?--historical

    asked by y912f
  47. AE

    List 3-5 factors that define teaching as a professional career.

    asked by scooby91320002
  48. algebra need help soon

    I have been working on these 2 problems and I think I am confusing myself. I have never tried this site before but it was recommended to me. I appreciate whoever can help me. Thanks in advance The first question is f(x)=-2x^2 + 2x + 8 I need to find the x

    asked by ayanna
  49. Grammar

    The last four grammar questions of the day [I think]- idenify the word that the phrase in CAPS modifies: 1.A scientist WHO FINDS ONE NEW SPECIES is very happy Ans- scientist 2.WHEN SOMEONE FINDS SEVERAL NEW SPECIES AT ONCE, that is rare indeed Ans- rare??

    asked by mysterychicken
  50. English

    Thank you for your correction! 1. He needs two canned foods. 1-1. He needs two kinds of canned food. (Are they wrong sentences?) 2. He needs a canned coke to drink. 3. Shall we have some pizza at a MacDonald's. (Check the sentences, plese.) 4. Shall we

    asked by John
  51. French1

    Complete with the correct form of the partitive. -Benoit va au marche. Il achete _____ fromage. would it be du? -Il achete _____ poires. would it be des?

    asked by sophie
  52. math

    ). What is 20% of $750.00?

    asked by liz
  53. science

    How does Marie Curie help us understand the universe in which we live?

    asked by Sam
  54. Calculus

    Compare the difference quotient and the derivative. For each, describe 1) where they come from, 2) what they represent, and 3) whether or not they are a limit. Then, state one way in which the derivative and difference quotient are the same, and one way in

    asked by y912f
  55. spanish

    Es muy importante llevar _____ en caso de emergencia. a. monedas e identificación b. monedas y plata c. aretes e identificación d. una cadena y una pulsera A?

    asked by y912f
  56. spanish

    "¡Estas manzanas son sabrosas! ¿Dónde las compraste?" "Las compre en _____ la Avenida San Felipe. a. la frutería b. la carnicería c. la floristería d. el quiosco A--fruitstore?

    asked by y912f
  57. calculus

    Compare the difference quotient and the derivative. For each, describe 1) where they come from, 2) what they represent, and 3) whether or not they are a limit. Then, state one way in which the derivative and difference quotient are the same, and one way in

    asked by y912f
  58. calculus

    Compare the difference quotient and the derivative. For each, describe 1) where they come from, 2) what they represent, and 3) whether or not they are a limit. Then, state one way in which the derivative and difference quotient are the same, and one way in

    asked by y912f
  59. spanish

    "¿Prefieren Uds. ir al centro en coche o en autobús?" "Preferimos ir en autobus. Nos gusta usar _____." a. el transporte público b. los teléfonos públicos c. el semáforo d. la milla A?--public transport

    asked by y912f
  60. math

    How are the derivative and the difference quotient different, and how are they alike?

    asked by y912f
  61. math

    what does the undermentioned mean and how do I solve it ( 1000 )2/5

    asked by yvonne
  62. Biology

    How is the origin of life theory and Panspermia theory similar and different?

    asked by B.B.
  63. Biology

    What kind of evidence is there to support the origin of life theory and Panspermia theory?

    asked by B.B.
  64. Biology

    What kind of data is available on which to base the origin of life theory and the Panspermia theory?

    asked by B.B.
  65. history

    canada was no longer under the influence of britain. when britain declared war on germany, canada dint have to since germany did not threaten them in any way. why dd they declare war on germany on sept 10?

    asked by jus wondering
  66. eng

    what would be a good thesis statement for the dieppe raid that happend on aug 19 1945? i am no good in eng, i haev one but not sure if its any good

    asked by jus wondering
  67. Career Urgent

    can some find me sites about cons (negative) being a web designeror you can tell me what are the cons are. I need 3 cons for this assignment please and thank you

    asked by T.M.L
  68. 10th grade Living Environment

    The unknown genotype of an individual with a dominant phenotype can be determined using what? Is it a test cross???? Please help!

    asked by Anonymous
  69. spanish

    "¿Que vas a hacer el sabado?" "Voy a _____en la panadería, la carnicería y la verdulería a. maquillarme b. cuzar la calle c. afeitarme d. hacer las compras D?--to shop

    asked by y912f
  70. spanish

    "¿Está muy lejos la estacion de bomberos?" "Si. Estáunos cinco _____ de aqui." a. metros b. kilómetros c. distancias d. carreteras B?--kilometers

    asked by y912f
  71. spanish

    "Perdone, señora. ¿_____ periódicos aquí?" "No, señor. Ud. tiene que ir al quioscro." a. Se venden b. se permiten c. se afeitan d. se reparan A?--sell

    asked by y912f
  72. spanish

    "¿Dónde está mamá?" "Fue a la farmacia. Dijo que necesita ______." a. crema de afeitar y unos labios b. maquillaje y perfume c. una maquina de afeitar y una escalera d. maquillaje y un mostrador B?--makeup and pharmacy

    asked by y912f
  73. Physics (Simple Frequency Question) Reply SOON!

    I know that... wavelength = velocity * frequency frequency = velocity/wavelength If I have the voltage and the wavelength, does the voltage count as the velocity to find the frequency? If not, how do I find the frequency when I know the intensity,

    asked by Judy
  74. English

    1. Put the vegetable mix on the gas stove. 2. Put the vegetable mix over the gas stove. 3. Put the vegetable mix on the gas range. 4. Put the vegetable mix over the gas range. (Which ones are grammatical? Which preposition do I have to use?)

    asked by John
  75. visual basic

    Doing a units of measurement program don't know what the formula i need to use to convert the units? Also was wondering how do i get the answer to show at least 3 decimals places im getting to many numbers for my results? Should i declare them as a double

    asked by cl
  76. English

    1. Put the big container on a gas stove. 2. Put the big container over a gas stove. (Which preposition do I have to use? Are both OK?)

    asked by John
  77. French #2

    I have to make a short skit in French, related to food. Here it is: A:Je veux faire le diner. B:Oui, je veux faire le diner aussi. A:Je veux faire carotte et tomate soupe. B:Je veux faire fruit salade. A:Passez las tomates s'il vous plait. B:Voici A:Merci

    asked by Larry
  78. psychology

    Could you name me a psychologist who studied empathy?

    asked by R
  79. spanish

    "¿Siempre usas _____ despues de ducharte?" "No, no lo uso. Prefiero conservar energía." a. un peine b. un secador de pelo c. una cadena d. una moneda B--hair dryer

    asked by y912f
  80. spanish

    "¿Compraste unos recuerdos de Nueva York?" "Sí, compré unos _____ para mis mejores amigas. a. cadenas b. anillo c. pulseras d. llaveros D?--keychain

    asked by y912f