1. statistics

    In 1980 (before the era of in-vitro fertilization), there were 3,612,258 births in the United States (according to the U.S. Census Bureau), of which 68,339 births were to twins and 1,337 births were to triplets or more. What was the probability of having

    asked by f on June 19, 2013
  2. ALGEBRA

    An aircraft factory manufactures airplane engines. The unit cost C (the cost in dollars to make each airplane engine) depends on the number of engines made. If x engines are made, then the unit cost is given by the function =Cx+−0.2x248x21,748 . What is

    asked by JANAYA on March 18, 2017
  3. chemistry

    what is the pH of the buffer when 4ml of 1M HCl is added to a 100ml buffer solution made using 5ml 1M Na2HPO4 and 5ml 1M NaH2PO4? The pKa for H+ + HPO4- ==> H2PO4 is 6.82. What would happen to the pH if the 100ml buffer had been made up at the starting pH

    asked by matt on August 23, 2010
  4. Algebra

    An aircraft factory manufactures airplane engines. The unit cost C (the cost in dollars to make each airplane engine) depends on the number of engines made. If x engines are made, then the unit cost is given by the function =Cx+−0.2x248x21,748 . What is

    asked by Shelby on March 18, 2017
  5. AED 201

    Interview with a Teaching Professional •What are some examples of typical, quick decisions teachers make on a daily basis? •What were the five most difficult school-related decisions you made this week? What made them difficult? •What was the affect

    asked by Jasmine on September 5, 2010
  6. Science

    Check my answers, please. 1. A prion is an infectious, self-reproducing protein structure. (1 point) True X False 2. As one organism eats another, toxins can be spread throughout the food chain. True False X 3. The problem with DDT in the environment is

    asked by Steve on October 10, 2017
  7. economics

    where was the first oil factory and is it still standing today What do you mean by "oil factory"? The ancient greeks made olive oil, the ancient egyptians made castor oil, and the ancient chinese extracted and used crude oil. I seriously doubt any of these

    asked by tomilola on September 27, 2006
  8. Geography

    Where on Earth? You work for a company that specializes in environmental cleanup. Your company has been approached by representatives of several Eastern European governments. They want to clean up the Danube River and are asking companies in the United

    asked by y912f on March 30, 2010
  9. language arts

    Please help!!!! I don't need the answer, i just need help understanding this. In "Life Without Gravity," the author provides many ideas and details about living in microgravity. What do you consider the most important idea in "Life Without Gravity"? In an

    asked by i am dog on November 14, 2017
  10. English

    Please track the errors by editing this passage of writing. This is an exercise for my English homework. I have made a couple of changes or editing to the writing piece already, but I am not sure if there are more editing that needs to be made. Also,

    asked by Sara on September 24, 2013
  11. US History

    Why did congress pass a selective service act. Selective Service System: History and Records The obligation of a man to register is imposed by the Military Selective Service Act. The Act establishes and governs the operations of the Selective ...

    asked by evan on November 21, 2006
  12. Statistics

    While attending a sales meeting you were asked about the relationship between sales calls and actual sales made. Fortunately, you had just completed a study on this topic bu you failed to bring the report with you. However, you do recall that the

    asked by Bob on August 8, 2011
  13. English

    1. What kinds of things were used as money before coins or paper money? -All kinds of things were used as money such as shells, almonds and tea. 2. What kinds of things were used as money before the appearance of coins or paper money? -Shells, almonds and

    asked by rfvv on June 6, 2015
  14. History

    1:What was the primary purpose of the Three-Fifths Compromise? A:To provide a balance between small and large states. B:To satisfy slave states in order to secure ratification.*** C:To limit the length of the presidential term. D:To determine the

    asked by Anonymous on January 25, 2018
  15. Math

    Dylan met his goal today of completing 85% of his field goal attempts. He made 51 field goal attempts. How many attempts has he made this season

    asked by Catherine on December 23, 2016
  16. math 3rd grade

    Amanda's grandmother made a quilt for Amanda's bed. The quilt was made of 9 squares. Each square was 2 feet wide. How wide was Amanda's quilt?

    asked by rosemary on May 1, 2012
  17. please check over- finished essay

    January 20, 2009 is a date that will not soon be forgotten. On that day, former Senator Barack Hussein Obama was inaugurated the forty-forth president of our great country, the United States of America. His inauguration will forever hold a place in our

    asked by Anonymous on February 6, 2009
  18. us history. Plz help!

    1. Using what you have learned about President George Washington, which of these government characteristics would George Washington support? Absolute power of the president Alliances with other nations Strong central government *** Powerful political

    asked by Labbayk on January 12, 2016
  19. economics

    In order to have money for their daughter's college education, a young couple started a savings plan into which they made intermittent deposits. They started the account with a deposit of 128.44 dollars (in year zero) and then added 421.97 dollars in year

    asked by Rachel on February 5, 2011
  20. History

    "A ship lost at sea for many days suddenly sighted a friendly vessel. From the mast of the unfortunate vessel was seen a signal, “Water, water; we die of thirst!” The answer from the friendly vessel at once came back, “Cast down your bucket where you

    asked by Adrian on June 28, 2015
  21. Econ

    Analysis: Suppose a new law stated that individuals could print their own currency. Consider this and answer the following: - What kind of changes would come about in daily commercial transactions as a result of such a law? - What forms could this private

    asked by James on August 6, 2006
  22. math

    Select what you consider to be the most appropriate form for displaying the data. For each set, develop and appropriately label a graph. Then write a short paragraph jusifying your selection. STRESS UNITS of VARIOUS LIFE EXPERIENCES EXPERIENCE: STRESS

    asked by Sarah on August 23, 2010
  23. math

    in a series of stamps annie must buy six of each one cost $4.00 one cost $2.50 one cost $1.20 one cost $1.00 she had to post a parcel and totals cost of postage was $25.70.what stamps can she use from the selection to make up this amount using a)as many

    asked by luke on May 22, 2008
  24. bio stats

    n a Star Trek episode, a population of tribbles (average weight of 56 grams) invade a Klingon starship. The Klingons enjoy eating the tribbles they can find. A Romulan spy smuggles the remaining tribbles (average weight of 21 grams) to Romulus prime. The

    asked by Frank Minimi on April 26, 2009
  25. Math

    Consider the box-and-whisker graphs shown. They suggest that a U.S. Department of Agriculture study shows that “poultry dogs” have fewer calories per “dog” than either “beef dogs” or “meat dogs.” Yet, one dietitian claims that some hot dogs

    asked by candy on May 20, 2011
  26. physics

    the cables of a suspension bridge as well as the elements of many man-made structures are designed to behave elastically. can anyone briefly explain to me why it is absolutely necessary that such elements function elastically? Bridges and other man-made

    asked by Katrina on October 30, 2006
  27. math

    In the first quarter of a year, a company’s records showed that 68% of its sales employees missed no work and 76% of its sales employees made their sales quota for the quarter. Of the sales employees who missed no work, 87% made their sales quota for the

    asked by Evans on May 4, 2018
  28. Criminal Justice

    A 1-page outline on the best way to format and present the federal criminal pretrial process, which includes jury selection, evidence and jury instructions. Please provide examples in your outline of your recommended format for presenting the process. A

    asked by Diana on February 1, 2013
  29. Math 12

    a) How many different sums of money can be made from a toonie, a $5 bill and a $10 bill. I think this equals 2^3-1 b) How many different sums of money can be made from the money in (a) as well as one more $10 bill? This should equal 11. c) Why does the

    asked by Sam on February 19, 2015
  30. Global

    made peace with PLO; shot by fellow Jew? who was that Please note that we don't do students' homework for them. Our tutors try to give you the information to help you complete your assignment on your own. If there's not a tutor with this specialty online

    asked by Katie on April 25, 2007
  31. History

    Please check my answers. Question 1(Multiple Choice Worth 5 points) [06.06 MC] Which answer best describes how the Supreme Court viewed Maryland's taxing of the national bank created after the War of 1812? The Supreme Court decided Maryland was within its

    asked by Anonymous on February 22, 2017
  32. american Literature

    There are 4 parts to The Declaration of Independence. Match each part of The Declaration of Independence to its description. Potential Matches: 1 : Preamble 2 : List of Grievances 3 : Declaration of Natural Rights 4 : Resolution of Independence Answer :

    asked by Robb4301 on February 6, 2015
  33. Economics- Exogenous Demand/Supply Shocks

    I need to know which way aggregate demand (AD) shifts according to scenarios and why: 1) Economic booms in both Japan and Europe result in massive increases in orders for exported goods from the United States. 2) As part of its countercylical policy, the

    asked by Kelly on March 3, 2007
  34. statistic

    A survey of drivers in the United States found that 15% never use a cell phone while driving. Suppose that drivers arrive at random at an auto inspection station. a. If the inspector checks 10 drivers, what is the probability that at least one driver never

    asked by sasha on January 6, 2013
  35. stastics

    A survey of drivers in the United States found that 15% never use a cell phone while driving. Suppose that drivers arrive at random at an auto inspection station. a. If the inspector checks 10 drivers, what is the probability that at least one driver never

    asked by level crawford on May 3, 2011
  36. World History (England)

    Elizabeth I's relationship with Parliament demonstrated which of the following to other countries? a. A parliament can control a female absolute ruler. b. Good relations between a female absolute monarch and a parliament are not important.*** c. A female

    asked by Olivia N J on January 19, 2017
  37. Global

    For a global paper I have to take 20 notecards my topic before I write it. I am looking for online sources that are either professional or they are endorsed by a professor. My paper deals with the adaptations humans made in order to survive based on the

    asked by Anonymous on January 2, 2009
  38. English help :)

    Aunt Elizabeth’s Dream Matthew Ramirez 1United States, 1919. Hanna and her sister, Ali, anxiously await their mother’s return. Their mother, who is the niece of the late Elizabeth Cady Stanton, is out voting for the first time since the passage of the

    asked by Camila on March 19, 2015
  39. probablity

    Consider a group of n>=4 people, numbered from 1 to n. For each pair (i,j) with i!=j, person i and person j are friends, with probability p. Friendships are independent for different pairs. These n people are seated around a round table. For convenience,

    asked by Anonymous on October 7, 2018
  40. History

    By 1860 the Midwest and the East were united by a network of A. Roads B. Railroad tracks*** C. Canals D. Steam-powered ships Am I correct? :)

    asked by Anna on March 2, 2016
  41. Geography (Ms.Sue ) Help

    Which European colonial power took control of Malaya and built the port at Singapore?  A. Spain B. The United Kingdom C. Netherlands D. Portugal B?

    asked by Brooklyn on October 23, 2015
  42. Social Studies (please help)

    In what ways were diverse people from the Arabian Peninsula through the Middle East, North Africa, and into Spain united? What held them together and unified them, and how was this done?

    asked by Sarah on November 13, 2015
  43. social studies/canada

    According to the United Nations,Canada is a great place to live. How do both natural resources and government policies combine to make this true?

    asked by Olga on March 22, 2010
  44. Geography

    I don't understand this question- 22. A peninsula of peninsulas" describes a. the United Kingdom b. Northern Eurasia c. Western Europe d. Germany Thanks -MC

    asked by mysterychicken on October 11, 2009
  45. Geography

    22. A peninsula of peninsulas" describes a. the United Kingdom b. Northern Eurasia c. Western Europe d. Germany I was given a map last time I asked this so...I think it's B..or it might be C but I think it's more of B -MC

    asked by mysterychicken on October 13, 2009
  46. World History

    What was the only thing that united East & West Pakistan? Time period: - Decolonization in India and Africa, 10th grade history

    asked by Jasmine on April 9, 2012
  47. check geo

    what organization currently unites western europe? A)the common market b)the united nations C)the europeans unions D)the maastrict treaty my choice c

    asked by henry on August 29, 2009
  48. Marketing

    Please need help with this question. Visit these sites and think about the role that they play in the new breed of channel intermediaries. United Parcel Service Roadway Express

    asked by Melissa on February 23, 2016
  49. History

    1. Abraham Lincoln cause four states to join the confederacy by _____ A. Declaring War B. Firing on Fort Sumter C. Emancipating the enslaved people D. Calling for troops*** 2. What Confederate capital was only about 100 miles from Washington D.C.? A.

    asked by Dylan on April 8, 2016
  50. Pseudocode with sequential, selection and arrays

    Analyze, design, and document a simple program that utilizes a good design process and incorporates sequential, selection and repetitive programming statements as well as at least one function call and the use of at least one array. Each of these items

    asked by Anonymous on March 9, 2012
  51. To DrBob222

    This is regarding the Biochemistry question postef by Grace.. I'm wasn't able to mention this in the subject section due to the large no.of characters! I apologize for any inconveniences made! In this case,to calculate pH of the solution, we should find

    asked by Shenaya on July 24, 2017
  52. math

    A microwaveable cup-of-soup package needs to be constructed in the shape of cylinder to hold 550 cubic centimeters of soup. The sides and bottom of the container will be made of syrofoam costing 0.03 cents per square centimeter. The top will be made of

    asked by Anonymous on March 31, 2017
  53. Chem

    Cyanohydrins can be made from carbonyl compounds by generating CN- ions from HCN in the presence of a weak base. In a similar reaction, -CH2CO2CH3 ions are generated from CH3CO2CH3 by strong bases. Which compound can be made from an Aldehyde and CH3CO2CH3?

    asked by Ariana on September 30, 2014
  54. Chemistry Help!

    Cyanohydrins can be made from carbonyl compounds by generating CN- ions from HCN in the presence of a weak base. In a similar reaction, -CH2CO2CH3 ions are generated from CH3CO2CH3 by strong bases. Which compound can be made from an Aldehyde and CH3CO2CH3?

    asked by Ariana on September 19, 2014
  55. Chen help!

    Cyanohydrins can be made from carbonyl compounds by generating CN- ions from HCN in the presence of a weak base. In a similar reaction, -CH2CO2CH3 ions are generated from CH3CO2CH3 by strong bases. Which compound can be made from an Aldehyde and CH3CO2CH3?

    asked by Ariana on September 19, 2014
  56. Biology

    I'm having trouble answering this: The average size of a large fish that humans use for food has been decreasing over time, Exp-lain how, exactly, this happens - be sure to discuss genes, proteins, traits, and selection pressure. This is all I can answer

    asked by Emily on April 22, 2011
  57. math

    An equation and the steps to solve it are shown below: 3x − one over two (8x − 2) = 4 Step 1: 3x − 4x + 1 = 4 Step 2: x + 1 = 4 Step 3: x + 1 − 1 = 4 − 1 Step 4: x = 3 Which step was the error made and why? Step 1, because incorrect signs have

    asked by oscar on September 4, 2015
  58. math

    An equation and the steps to solve it are shown below: 3x − one over two (8x − 2) = 4 Step 1: 3x − 4x + 1 = 4 Step 2: x + 1 = 4 Step 3: x + 1 − 1 = 4 − 1 Step 4: x = 3 Which step was the error made and why? Step 1, because incorrect signs have

    asked by oscar on September 4, 2015
  59. mathematics

    seeds of type a and b are sold in packets each containing both type a and b seeds at last twice the number of twice b seeds as there are in type a seeds and no more than 12 seeds a) using a scale of 1cm for each unit on both axis draw a graph n the axis to

    asked by Keisha on February 26, 2008
  60. US History

    Was it possible for the Southern states to be "kicked out" of the union?

    asked by Dinosaurs_rawk on January 27, 2009
  61. US Government

    Name 3 states that have MORE representatives in Congress than Indiana does.

    asked by Casey on July 10, 2014
  62. Social Studies

    What are the three states that do not have ports on the Atlantic Ocean?

    asked by Jamaal on September 6, 2007
  63. chemistry

    what does Planck mean when he states that energy is quantized?

    asked by peter on October 12, 2012
  64. Science

    How does heat affect the three states of matter ?

    asked by Damien on January 31, 2008
  65. business

    Why do states require centers to be licensed?

    asked by Anonymous on April 29, 2017
  66. social studies

    name all the states that have gulf of mexico coastline.

    asked by christian on September 13, 2011
  67. chemistry

    why does phosphorous and some other elements have two or more oxidation states

    asked by vidya on February 18, 2016
  68. government

    what states supported the new jersey plan

    asked by Anonymous on August 20, 2016
  69. english

    Where does this semicolon go... All states have flags some are quite beautiful.

    asked by Alexis on January 25, 2011
  70. Ela

    Which sentence states a generalization that is valid? Can you help me?

    asked by Jasmine on August 23, 2016
  71. pyschology

    looking for examples of behavior of the four states of consciousness

    asked by lynn on June 17, 2010
  72. Math

    Why did congress agree to let both territories become states

    asked by Malachi on May 19, 2016
  73. Social studies

    How can I study my Western states for a test

    asked by Malique Simpson on December 13, 2011
  74. us history

    Under the Articles of Confederation, states could not _____.

    asked by gg on February 9, 2016
  75. HIstory

    Do you think it was necessary to punish the former confederate states for seceding?

    asked by Cierra on November 3, 2010
  76. geography

    list 5 states that are that are on the east coast

    asked by monica michel on September 20, 2010
  77. 5th grade

    what year did the first states ratify the constitution

    asked by vg on September 14, 2009
  78. Academic Decathlon

    What were the number of Union states in 1860?

    asked by Amber on September 11, 2007
  79. American History

    Why does it take more states to ratify an amendment than to propose one?

    asked by ajo on October 13, 2007
  80. History

    Why did the Confederate states believe they were justified in seceding?

    asked by tammy on March 12, 2009
  81. geography

    whats the name of one of the states to the west of virgiia

    asked by tata on October 6, 2009
  82. Social Studies

    How were the economies of the Nothern and Southern states different? How were they the same?

    asked by Lee on November 3, 2016
  83. U.S. GOVERNMENT

    I NEED AN EXAMPLE OF THE STATES HAVING TOO MUCH POWER OVER THEIR CITIZENS IN HISTORY

    asked by I NEED HELP!!!!!!!!!!!!!!!!!!!! on October 21, 2007
  84. social studies

    Name two states that extend further south than louisiana?

    asked by Anonymous on August 28, 2012
  85. social studies

    What two states extend further south in louisiana?

    asked by Shaun on August 29, 2010
  86. Geography

    What four Eastern states have an Alpine Zone?

    asked by Hannah on August 31, 2007
  87. S.S.

    How many states had to approve the Constitution before it passed?

    asked by Rascal on October 26, 2007
  88. government

    do all states have the same number of rights in their constitutions

    asked by Adam on November 1, 2015
  89. history

    How were the economies of the Nothern and Southern states different? How were they the same?

    asked by Help me on March 10, 2018
  90. world geogrophy

    How many states are west of mississippi river?

    asked by Zoey on September 22, 2008
  91. Government

    Why would the new states wanted a weak government?

    asked by Alex on January 24, 2011
  92. HISTORY PLEASE HELP!!!!!!!!!!

    *** = my answer choice. 1. Which of the following best describes the Klu Klux Klan during Reconstruction? A. a gun club for former Confederate Soldiers. B. a secret political terrorist organization. C. a social group whose members masqueraded in sheets and

    asked by Alisha on March 3, 2016
  93. physics

    In a rescue, the 64.0 kg police officer is suspended by two cables,the cable on the left made a 35 degree angle, the rope on the right made a 48 degree angle. What is the tension in the left cable? Find the tension in the right cable.

    asked by Erin on February 28, 2008
  94. math

    Find the lateral and surface area of the right rectangular prism whose length is 7 cm, width is 5 cm, and height is 1.5 cm. I think the answer is 36 for lateral area and 106 as surface area. I made a formula, 2(7 x 1.5 + 1.5 x 5)) and I got 36. Then I made

    asked by keisha on November 12, 2007
  95. Math

    Alice has two part-time jobs. One job she makes 8 dollars per hour and the other she makes 12 dollars per hour. One week she made worked 30 hours and made 268 dollars. How many hours at each job?

    asked by Anne on December 31, 2013
  96. Algebra II

    Buggs made the trip at 40 mph during the first Hiatus. Joan Made the same trip at 50 mph during the second hiatus. How long was the trip if it took Buggs 2 hours longer than it took Joan. I know the Distance equals rate X Time and I tried using that

    asked by Alan on January 2, 2008
  97. math algebra

    Can someone help me with this question? A can in the shape of a right circular cylinder is required to have a volume of 1,000 cubic centimeters. The top and bottom are made up of a material that costs 10¢ per square centimeter, while the sides are made of

    asked by Jacob on February 23, 2016
  98. Report (Writeacher or Ms. Sue)

    Does my report require any editing? "Incorporated as a city in 1837, Chicago has experienced great changes, rapid growth, and an immense amount of industrialization since the time of its original creation. From once being inhabited merely by a Native

    asked by Anonymous on October 22, 2013
  99. English 1

    Which of the following statements, all spoken by Frank, BEST describes Frank's character? This is from the play, "Thunder on Sycamore street." Choose what you believe is the strongest response to this question. Write the letter of the answer you choose and

    asked by Lauren on June 23, 2010
  100. Ashford

    Beth gives Megan $2 allowance a week. Then she takes Megan shopping and allows her to select what she wants to buy. If the item desired costs more than $2, Megan's mother suggests she save her money until she has enough saved to pay for the desired item.

    asked by D on November 2, 2011