Questions Asked on
July 11, 2014

  1. maths

    ABCDE is a Pentagon with BE parallel to CD and BC parallel to DE. BC is perpendicular to CD. if the perimeter of ABCDE is 21cm. Find the value of x and y.

    asked by geometry
  2. Algebra

    The value, V, of Kalani’s stock investments over a time period, x, can be determined using the equation V=75-(0.80)^-x What is the rate of increase or decrease associated with this account?

    asked by Junior
  3. Dynamics

    A particle moving along a straight line is subjected to a deceleration a=-2v^3 m/s2. If it has a velocity v=8 m/s and a position x=10 m when t=0, determine its velocity and position when t=4s. I tried to integrate the deceleration equation, but it didn't

    asked by Dynamics Problems
  4. Statistics

    A COMMITTEE OF 5 PEOPLE IS TO BE FORMED FROM 15 PARENTS AND 10 teachers. Find the probability that the committee will consist of at least one parent.

    asked by Jo
  5. chemistry step by step thank a lot

    Al2(s04)3 solution of a molal concentration is present in 1 litre solution of 2.684g/cc. How many moles of bas04 would be precipitated on adding bacl2 in excess? the answer 6M Who helps me step by step for me clearly I am thankful to all tutors

    asked by ken
  6. science

    What is the Molarity of a solution formed by mixing 10.0g H2SO4 with enough water to make 100.0mL of solution?

    asked by duane
  7. Chemistry

    Write an equation for the reaction that takes place when each base is added to water. A) LiOH B) (CH3)2NH.

    asked by tammy
  8. finance

    Based on the following information, what amount would be SUBTRACTED from the BANK BALANCE side of a checking account reconciliation? Service charge $12, Outstanding checks $145, Interest $3.50, Deposit in transit $80

    asked by Anonymous
  9. PHYSICS

    m1v1+m2v2=m1vf+m2vf solve for (vf)

    asked by EMMA
  10. PHYSICS

    a 100kg street light is supported equally by two ropes. one rope pulls up and to the right 40 degrees above the horizontal; the other pulls up and to the left 40 degrees . what is the tension of the rope?

    asked by EMMA
  11. maths

    the weight of 4 boxes together is 66.5kg.the weight of box B is 2kg less than box A.and the weight of box C is 1.5kg more than box A.if the weight of box D is 1.5kg more than box C.find the weight of each box

    asked by cbse 8th
  12. English- Arabian/1001 Nights

    1) What is the main purpose for Shahryar and Shahzaman’s journey together? To find someone whose suffering is greater than their own To escape the revolt Shahryar caused by executing most of the single women in his land To rekindle their brotherly love,

    asked by Michael
  13. Algebra

    A business owner opens one store in town A. The equation p(x)=10,000(1.075)^t represents the anticipated profit after t years. The business owner opens a store in town B six months later and predicts the profit from that store to increase at the same rate.

    asked by Junior
  14. geography

    The Alternative for the Americas agreement of the early 2000's is primarily aimed at A. creating a Latin American Union B. inviting foreign investment from Asia C. improving ties with the European Union D. excluding the United States from Latin America My

    asked by Suzanne
  15. Clincal

    A 12-year-old boy presents with his farther to the ER due to open wounds to his arm, hand, and upper leg. The injury occurred when the boy fell on a barbed-wire fence at the farm while running in the field. Diagnosis: Multiple lacerations to the right

    asked by John
  16. math 200 statistics

    ADHD a researcher studying ADHD among teenagers obtains a simple random sample of 100 teenagers aged 13 to 17 and asks them whether or not they have ever been prescribed medication for ADHD. To say that the distribution of sample proportion (P cap), the

    asked by leslie
  17. science

    A half-life of mercury-195 is 31 hours. If you start with a sample of 5.00g of pure mercury-195, how much of it will still be present after 93 hours?

    asked by duane
  18. science

    Is this balanced correctly NaOH + H2SO4 = Na2SO4 + H2O? In this equation, Sodium (Na) and Hydrogen (H) atoms are not balanced. There are 2 atoms of Sodium (Na) on Right Hand Side, so we can multiply NaOH with 2 on Left Hand Side. This balances the Sodium

    asked by duane
  19. English

    1. The committee consists of 7 members. 2. The committee is consisting of 7 members. 3. He loves Ann. 4. He is loving Ann. 5. He has a book. 6. He is having a book. 7. The bread smells bad. 8. The bread is smelling bad. 9. He smells the bread. 10. He is

    asked by rfvv
  20. maths

    a sum of rupees 3600 is to be distributed among seema,rahul and abdul. In the ratio 5:6:7.how much will each one get?

    asked by cbse 8th
  21. physics

    A force of 1.57 N pushes against an object with a mass of 0.16 kg for 3.00 min. The object does not move. What is the work done on the object by the force?

    asked by charles
  22. Physics

    I push a stack of six books (each weighting 4 kg) horizontally across a table to the right with a kinetic coefficient of friction uk = 0.5. I apply a force of 120 N. a) What is the acceleration of the books? b) what is the force of the rightmost book on

    asked by Sophie
  23. physics

    With brakes fully applied, a 1370 kg car deccelerates from a speed of 98.0 km/hr. What is the work done by the braking force in bringing the car to a stop?

    asked by charles
  24. English

    1. Have you ever had pets? 2. Have you ever kept pets? 3. Have you ever raised pets? ------------- Are they all grammatical? Do they have the same meaning? Does #1 mean #2? Which one is commonly used?

    asked by rfvv
  25. Physics

    A staging that weighs 140 N support two painters, one 500 N and the other 520 N. The reading in the left scale is fl = 740 N. what is the reading Fr in the right hand scale

    asked by Melissa
  26. Math literacy business studies life science and history

    Hi i was wondering which career path should i follow if im doing these subjects

    asked by Katlego
  27. English

    1. I have hunger to go home now. 2. I have a hunger to go home now. 3. I am dying to go home now. 4. I am looking forward to go home now. 5. I anticipate going home now. 6. I expect to go home now. (Are they grammatical? Which one is correct, #1 or #2? Do

    asked by rfvv
  28. science

    What is the Molarity of a solution formed by mixing 10.0g H2SO4 with enough water to make 100.0mL of solution?

    asked by duane
  29. science

    A car traveling about 50km/h collides head-on with something solid. The car crumples, slows down and stops. Use the law of inertia to explain why a crash dummy not restrained by a seat belt in the car slams into the steering wheel.

    asked by duane
  30. chemistry

    explain whether using solid sodium hydroxide pellets rather than aqueous sodium hydroxide would alter the enthalpy

    asked by Liz
  31. Phyiscs

    if the brakes of an automobile are applied from 70km/h to 35km/h, how many meters does the car travel during this deceleration?

    asked by Neil
  32. Philosophy

    Can someone please check my answers if it is right. Thank you! True/False 1. Rosenstand argues that moral subjectivism is an intuitively sound, "live and let live" kind of moral position that is both appealing and socially cohesive. -FALSE 2. For the

    asked by ivy
  33. PHYSICS

    a mass of 2.00kg is pushed up a 50 degree incline. if muse of k is 0.400 and a force of 50.0 N is applied parallel to the plane, what is the acceleration of the mass?

    asked by EMMA
  34. Social Studies

    what did Lincoln mean when he stated, "If we falter and lose our freedoms, it will be because we destroyed ourselves." I think he meant that when our government policies start doing more damage than all of America's enemies have done, we as a nation are

    asked by Anonymous
  35. Penn foster 986825rr

    According to the analyses of the stories you were asked to read a pair of silk stocking best represents literary c. Symbolism is wrong.

    asked by linda
  36. science

    Sodium hydrogen carbonate NaHCO3, also called baking soda, is an active ingredient in some antacids used for the relief of indigestion. Determine the percent composition of sodium hydrogen carbonate.

    asked by duane
  37. PHYSICS

    what is the kinetic energy of a 20.0g bullet moving with a speed of 150m/s? how much work is needed to stop the bullet?

    asked by EMMA
  38. PHYSICS

    a 3000 N car is moving at 12.0m/s comes to a stop while skidding a distance of 25.0m. what is the coefficient of kinetic friction?

    asked by EMMA
  39. CHEISTRY

    WRITE THE RATE EQUATION FOR N2O2---->2NO

    asked by KIM
  40. english

    Please do know how to rewrite this sentence It is not reasonable and it is not all right that gay individuals need to live in panic Also my introduction needs to be more argumentative How many people would be affected if gay marriage was legalized? Yes! Of

    asked by antonio
  41. Geography

    Regarding tropical rainforests, the term evapotranspiration refers to the fact that A. deforestation causes a decline in atmospheric oxygen. B. the humidity of rain forests can produce local and regional precipitation C. deforestation causes a loss of soil

    asked by Suzanne
  42. PHYSICS

    m1(x)=m2(3-x) (for x)

    asked by EMMA
  43. Math

    Radical 1500

    asked by Shohanur
  44. geography

    In the post-industrial era, an edge city is a/an A. urbanized development that is an extension of a megalopolis B. complex of warehouses, shopping malls and offices located along traffic routes C. merger of several residential suburbs into one entity D.

    asked by suzanne
  45. math

    find the value lim [sin(x+h)-sinx]/h h>0

    asked by soumitra
  46. psy 315

    using the 5 steps of hypothesis testing begining salary mean =17,016,09,sd7.870 and current salary mean= 34,419.5,7 sd=17,075 with n=474 of employees test statistics = 33.036,p

    asked by connie
  47. NS 2

    An object falls from a plane flying horizontally at an attitude of 40,000 ft. at 500 ml/hr. How long will take hit the ground?

    asked by jm
  48. English

    * The dog and the cat don't like each other. ------------------------ Does 'the dog' mean the specific dog or any dog in general? Does 'the cat' mean the specific dog or any dog in general? Does the sentence mean all dogs and cats don't like each other?

    asked by rfvv
  49. trigonometry

    classify the graph of the equation -4y^2+5X+3y+7=0 as a circle, a parabola, an ellipse, or a hyperbola.

    asked by ludvic
  50. math

    What is the greatest common factor of 36, 20, and 8?

    asked by cool
  51. accounting

    Describe how the separation of (1) authorization of production transactions, (2) recording of these transactions, and (3) physical custody of inventories can be specified among the production, inventory, and cost accounting departments. How does the

    asked by Sue
  52. Education/College

    The role of education is society.... What types of educational opportunities were available to people in a global society? Do people need education in a Global society? What types? Why or Why not? What is the role of education in society today? What is it

    asked by Cathy
  53. Math

    Carpet salespeople at cover up carpets do not earn a base salary. Instead they receive a commission of 7.5% on all their sales. How many dollars worth of carpets will max have to sell if he wants to bring home $600 a week?

    asked by Shohanur
  54. English

    Posted by rfvv on Friday, July 11, 2014 at 3:01am. 1. Exchange points with another team. 2. Swap points with another team. (Are both the same?) 3. Take away 300 points from one team. 4. Bring 300 points from another team. 5. Take away 30 points from each

    asked by rfvv
  55. English

    1. Who created the animation Snow White and Pinocchio? 2. Who created the animations Snow White and Pinocchio? 3. Who created the animation, Snow White and Pinocchio? 4. Who created the animations, Snow White and Pinocchio? (Which ones are grammatical?)

    asked by rfvv
  56. PHYSICS

    determine the speed of a 2.0g insect that has kinetic energy of 0.020 J.

    asked by EMMA
  57. PHYSICS

    from a height of 1.5m a 2.0kg block slides down an incline which is 2.5m long and out onto the level floor. how far does it slide horizontally? muse of k is 0.32

    asked by EMMA
  58. PHYSICS

    V= pie r^2h r=4.38m V= 368m^3 h=?

    asked by EMMA
  59. biology

    You have discovered a new species of yeast and you would like to determine the pathway that this organism uses to synthesize the amino acid tryptophan. This yeast species can take up tryptophan, or synthesize it on its own if tryptophan is not present in

    asked by Anonymous
  60. Algebra

    y = -7x - 9, -3y = 21x + 7 without graphing, tell whether the graphs of each pair of equations are perpendicular.

    asked by sharon
  61. Soil Chemistry

    how is carbon dioxide different than water in terms of the behavior of each compound in Earth's atmosphere?

    asked by John
  62. algebra

    Find the slope-intercept equation for the line with the indicated slope-intercept slope 5/8; y-intercept (0,-3)

    asked by sharon
  63. English

    1. Exchange points with another team. 2. Swap points with another team. (Are both the same?) 3. Take away 300 points from one team. 4. Bring 300 points from another team. 5. Take away 30 points from each team. (Are they the same in meaning?) (Do we have to

    asked by rfvv
  64. PHYSICS

    the speed of a bowling ball is 2.0m/s as it falls past a window of a tall building. using conservation of energy ,determine how fast it was going as it past another window 3.0m below.

    asked by EMMA
  65. PHYSICS

    a sled weighing 5.00 x 10to the third power can be accelerated from rest to 1.60 x 10 to the third km/hr in 2 seconds. muse of k =0.21. what force is required and how far did the sled go during acceleration?

    asked by EMMA
  66. science

    how is this equation derived from the momentum principle? In the near-Earth orbit the rate of change of momentum is (v/R)p = (v/R)mv

    asked by sally
  67. chemistry

    calculatethe volume of o2 and volume of al needed photon combusion on 18 kg at carbon

    asked by vk
  68. chemistry

    what mass of ethanol could form from fermentation of 90.0g of glucose? what is the percentage yield if 6.0g of ethanol forms?

    asked by maliwam
  69. science

    Explain why radioactivity can be used as a "clock" to measure the march of geologic time.

    asked by duane
  70. chemistry

    Why would you have to subtract the heat capacity of the calorimeter when calculating the heat of the reaction?

    asked by Liz
  71. accounting

    Describe how the separation of (1) authorization of production transactions, (2) recording of these transactions, and (3) physical custody of inventories can be specified among the production, inventory, and cost accounting departments. How does the

    asked by Sue
  72. English

    1. Bring 300 points from another team. 2. Take away 300 points from another team and add the points to your team's points. 3. Delete 300 points from one team and add the point to your team. ---------------------- Are the three mean the same?

    asked by rfvv
  73. psy 315

    using the 5 steps of hypothesis testing begining salary mean =17, 016,09,sd7.870 and current salary mean= 34,419.57 sd=17,075 with n=474 of employees

    asked by connie
  74. English

    1. Some like rock, and others like jazz. 2. Some like rock music, and others like jazz music. ----------- Does #1 mean #2?

    asked by rfvv
  75. chemistry

    We can build the model in a spreadsheet simulating ten layers in the filter. For each layer we calculate the headloss with Carmen-Kozeny and calculate from this the pressures as a function of the place in the filter. Calculate the headloss and the actual

    asked by Anonymous
  76. physics

    if A cross B =B cross A, then the angle between them is

    asked by steve steve steve steve steve steve steve steve
  77. MATH

    if f(x)=x[x] / sin[x] then show that there is no existence of lim f(x) x>0 2nd prob: show lim (tanx-sinx)/x^3 =1/2 x>0

    asked by ALOKE
  78. chemistry

    calculate the volume of o2 and volume al needs photon combison on 18 kg at carbon

    asked by vk
  79. electric circuit

    a 12 V battery is made of 36 cells each rates at 2V and 1.5 A for a given duty cycle. what is the line current and power that may be drawn from the battery? Tnx :)

    asked by Anne
  80. chemistry

    Why would you have to subtract the heat capacity of the calorimeter when calculating the heat of the reaction?

    asked by Liz
  81. Social Studies

    what was the location of George Washington's home? I think it is Mount Vernon, but from research I see he also lives at Pope's Creek where he was born, and Ferry Farm on the Rappahannock River where he spent much of his youth.

    asked by Anonymous
  82. Surds

    Solve in the exact form. (sqrt of 4x+1)+(sqrt of x+1)=2 Someone showed me to do this next: Square both sides..so.. 4x+1+2((sqrt of 4x+1)•(sqrt of x+1))=4 I do not understand where the 2 come from ..and why do we need to multiply the sqrt of 4x+1 and sqrt

    asked by Gingie
  83. Math

    what is the sum of a profit 0f $8000 and a loss of $13000? I'm realy struggling and need URGENT Help! plz respond

    asked by Tom
  84. Ethics and moral reasoning

    Need help with Ethics and moral reasoning Reading Quiz 4

    asked by Ann
  85. science

    Mufaddal wants to travel from point H to point F as shown in image. How many ways can he travel from point H to point F if moving north and west directions are not permitted? 12 7 10 4

    asked by Anonymous
  86. math

    find the value lim[(cos x)^1/2 -(cos x)^1/3]/(sinx)^1/2 x>0

    asked by soumitra
  87. math

    1 1 1 2 1 1211 111221 312211 What would be the next rung of the pyramid?

    asked by dishant
  88. Hisotry- Arabian/ 1001 Nights?

    1) What is the main purpose for Shahryar and Shahzaman’s journey together? To find someone whose suffering is greater than their own To escape the revolt Shahryar caused by executing most of the single women in his land To rekindle their brotherly love,

    asked by Michael
  89. science

    Explain the process of reflection.

    asked by duane
  90. Dynamics

    A ship is slowed up with the force F=-k*e^(c*v), where k and c are known constants. Determine the time and the distance requiredfor the ship to stop. Initial velocity of the ship is v0. I have done that F is like the friction force, and then i couldn't

    asked by Dynamics Problems
  91. English

    1. That coat appears to fit you well. 2. That coat seems to fit you well. 3. That coat appears to be suitable for you well. 4. That coat seems to be suitable for you well. (Are they all grammatical and the same? Which expressions do people use frequently?)

    asked by rfvv
  92. math

    (25+5)(25-5)=0

    asked by dianne
  93. science

    Mufaddal wants to travel from point H to point F as shown in image. How many ways can he travel from point H to point F if moving north and west directions are not permitted? 12 7 10 4

    asked by Anonymous