Carol

Most popular questions and responses by Carol
  1. finite math

    The probability that a randomly selected individual in a country earns more than 75,000 per is 10.5%. the probability that a randomly selected individual in a country earns more than 75,000 per year, given that the individual has earned a bacholer’s

    asked on June 17, 2014
  2. probability

    A golf ball is selected at random from a golf bag. If the bag contains 2 orange balls, 5 red balls, and 18 brown balls, find the probability of the event. That the golf ball will be orange or red.

    asked on June 17, 2014
  3. college mathematics

    Three people are to be selected at random, each will be given one gift card. There is one card from Home Depot,one from Best Buy and one from Red Lobster. The first person selected will get to choose between the two remaining cards. The third person

    asked on February 4, 2013
  4. finite math (probability

    suppose you toss a coin 100 times and get 57 heads and 43 tails. Based on the results what is the probability that the next toss will be head.

    asked on June 17, 2014
  5. Intro to computers

    you are trying to network two laptops together using a Ethernet cable but it isn't working. Which of the following selections might explain why it isn't working? A) using outdated CAT 3 cable B) using straight-through cable C) using a crossover cable D)

    asked on June 17, 2015
  6. Math for Educators

    Use Gauss's approach to find the following sums (do not use formulas). a. 1 + 2 + 3 + 4 +...+ 102 b. 1 + 3 + 5 + 7 +...+1001 a. The sum of the sequence is ? My answer 102-51(103)= 5,253 b. The sum of the sequence is? My answer 500.3(1,002)=501,300.6 Are my

    asked on June 4, 2013
  7. intro to chem

    A 45kg sample of water absorbs 367kJ of heat. If the water was initially 24.8ºC, what is final temperature? Please explain steps. Thanks

    asked on June 21, 2014
  8. chemistry

    How do I prepare 10% w/v HCl from 37%(w/w) HCl (density 1.19g/ml)? Thanks.

    asked on June 22, 2009
  9. finite math

    Among 26-31 year old, 29% say they have written an editorial letter while under the influence of peer pressure. Suppose six 26-31 year old are selected at random. (a) that at least one has not written under the influence of peer pressure. (b) what is the

    asked on June 17, 2014
  10. Economics

    A monopoly produces widgets at a marginal cost of $8 per unit and zero fixed costs. It faces an inverse demand function given by P = 38 - Q. What are the profits of the monopoly in equilibrium? A. $225 B. $120 C. $345 D. None of the statements associated

    asked on February 13, 2009
  11. physics

    A 5.84 box sits on a ramp that is inclined at 35.2 above the horizontal. The coefficient of kinetic friction between the box and the ramp is 0.27. What horizontal force is required to move the box up the incline with a constant acceleration of 4.30 ?

    asked on October 11, 2012
  12. computing

    You are advising one of your neighbors about the HomeGroup feature of Microsoft. He wants to make sure that all of his computers support this feature. Which one of the operating systems below does not support HomeGroup? A. Windows 7 B. Windows RT C.

    asked on February 29, 2016
  13. Physics

    An object attached to a horizontal spring is oscillating back and forth along a frictionless surface. The maximum speed of the object is 1.91 m/s, and its maximum acceleration is 6.20 m/s2. How much time elapses betwen an instant when the object's speed is

    asked on November 17, 2012
  14. english 30

    "foremother" by lillian bouzane what is the significance of the poems title and how does it help develope the theme

    asked on November 14, 2009
  15. chemistry

    Suppose that a compound Z had a partition coefficient of 8 in ether-water. If 10g of z was dissolved in 100mL of water, and if the water solution was extracted with two 100 mL portions of ether, answer the following questions a) what is the total amount of

    asked on February 13, 2011
  16. Chemistry

    Balance the following redox reaction occurring in an acidic solution: ClO4^-+Br2=Cl^-+BrO3^- I get the two half reactions balanced as: 6e^-+(8H^+)+ClO4^-=Cl^-+4H2O and 6H2O+Br2=2BrO3^-+(12H^+)+10e^- Then I multiply the top equation by 5 and the bottom

    asked on March 26, 2016
  17. physics

    A novice skier, starting from rest, slides down a frictionless 33.0° incline whose vertical height is 127 m. How fast is she going when she reaches the bottom?

    asked on November 16, 2010
  18. Algebra

    translate to an algabric expression; one more than foru times a number

    asked on August 1, 2011
  19. Math

    In a sample of 50 museum visitors one afternoon, 22 were female and 28 were male. If there were 800 museum visitors that afternoon, estimate the number of visitors who were female. A.220 B.352 C.448 D.700 Is the answer C?

    asked on April 29, 2014
  20. Tech

    What is special about the F and J keys on a standard keyboard? A. They have bumps ** B. They are in the exact center of a keyboard C. They are the keys that your middle fingers rest on. D. They are the keys between the home row. A.

    asked on September 6, 2016
  21. history

    How did the Vietnam War, and the domestic opposition to it, come to dominate American politics in the 1960s?

    asked on February 21, 2011
  22. finite math

    According to a certain countries 43.8% of 3 year olds are enrolled in daycare. What is the probability that a randomly selected 3 year old is enrolled in daycare.

    asked on June 17, 2014
  23. math

    what multiplication fact can you double to find 4X7?

    asked on February 25, 2009
  24. Chemistry

    Consider the reaction 2D2(g)+O2(g)→2D2O(l) What is the mass of heavy water, D2O(l), produced when 3.75g of O2(g) reacts with excess D2(g)?

    asked on October 11, 2013
  25. Physics

    In a rescue, a 74.1 kg police officer is suspended by two cables, as shown in the figure. Cable A makes an angle θA = 32.0° with respect to the horizontal, and cable B, θB = 74.0°. Sketch a free body diagram. Calculate the tension in cable A.

    asked on October 10, 2015
  26. history

    the island that became Rome northwestern frontier?

    asked on February 17, 2011
  27. cost accounting

    The East Company manufactures several different products. Unit costs associated with Product ORD203 are as follows: Direct materials $50 Direct manufacturing labor 8 Variable manufacturing overhead 10 Fixed manufacturing overhead 23 Sales commissions (2%

    asked on October 14, 2011
  28. college Mathematics

    I have been trying to figure this out for day's please help if you can. A survey of 59 customers was taken at a book store regarding the type of novels purchased. The survey found 34 customers purchased mysteries, 27 purchased science fiction, 20 purchased

    asked on February 12, 2013
  29. chem

    Which of the following species is isoelectronic, Ba2+ and Ba, Al3+ and Ar, Cl - and Na+ , or Sr2+ and Se2-

    asked on July 12, 2011
  30. childhood education

    what does reseach show about the child;s relationship with the primary parental figure when the child has additional attachments to other people

    asked on May 13, 2011
  31. ELA

    Asthma Centers for Disease Control, Asthma, FAQs What Asthma Is 1 Asthma is a disease that affects your lungs. It is the most common long-term disease of children. It causes repeated episodes of wheezing, breathlessness, chest tightness, and nighttime or

    asked on March 29, 2018
  32. Algebra

    The student council is asking people to donate money for the new park outside the school. Everyone who makes the suggested donation amount will be given a bracelet. If everyone donates the suggested amount, and b bracelets are given away, what algebraic

    asked on April 20, 2015
  33. phy

    a rubber ball is thrown against a horizontal wall and bounces back with the same speed it came in at. The change in momentum vector of the ball is A) 10 m/s^2 B) in the same directions the ball's initial motion C) in the opposite direction as the ball's

    asked on November 4, 2016
  34. algebra

    8+3x6-4-1=13 where do I put parentheses

    asked on September 4, 2014
  35. finance

    the corner grocer has a 7-year, 6 percent annual coupon bond outstanding with a $1,000 par value. the bond has a yield to maturity of 5.5 percent. Which one of the following statements is correct if the market yield suddenly increases to 6.5 percent? The

    asked on March 5, 2014
  36. finite math

    According to a certain countries 44.5% of 3 year olds are enrolled in daycare. What is the probability that a randomly selected 3 year old is enrolled in daycare. edited

    asked on June 17, 2014
  37. ELA

    How are these sentences similar grammatically? 1. The long and exhausting practice was scheduled by Jacklyn's coach. 2. Jacklyn's dance competition was finally set for next Saturday. A) Both sentences are expressed in active voice. B) Both sentences are

    asked on March 29, 2018
  38. history

    How and why did the American economy soar from 1950 to 1970?

    asked on February 21, 2011
  39. physics

    a 2.50 N rock is thrown down from a cliff at 10.0 m/s. a. what is the velocity after falling 25.0 m? b. velocity as it hits the water 125 m below? c. kinetic energy as it hits the H20?

    asked on November 24, 2013
  40. chemistry

    One-third cup of vanilla ice cream provides about 145kcal of energy. A typical adult uses about 195kcal/hr of energy while walking. If all of the enrgy in one third of a cup of valilla ice cream were to be burned off by walking, how many minutes would it

    asked on November 26, 2012
  41. Social Studies

    Producers and consumers own the factors of production Custom and habit answer the question of who, what and how to produce Outside trade and commerce is discouraged Roles within the community are defined by custom and gender What type of economic system is

    asked on March 30, 2018
  42. finite math

    The probability that a 3-year old garter snake will reach 4 years old is 0.94461. (a) what is the probability that two randomly selected will reach 4 years old? What is the probability that five randomly selected 3 year old garter snakes will reach 4 years

    asked on June 17, 2014
  43. Physics!

    A 0.3 kg brick is dropped form a height of 8 meters. It hits the ground and comes to rest. a) Calculate the impulse exerted by ground on the brick. b) It takes 0.0013 seconds from the time the brick first touches the ground until it touches the ground.

    asked on January 15, 2013
  44. Introduction to computers

    What is the purpose of using templates in PowerPoint? A) integrates animation and audio automatically B) inserts a consistent look and format to the entire presentation C) inserts the required formulas automatically into the presentation D) imports fonts

    asked on June 14, 2015
  45. math

    2. In a certain state, it has been shown that only 56% of the high school graduates who are capable of college work actually enroll in colleges.Find the probability that, among the 11 capable high school graduates in this state, each number will enroll in

    asked on March 30, 2014
  46. math

    At Soap ans Suds there are 16 washing machines in a single row with no space between each one.Each washing mashine is 2 feet 5 inches across. What is the total length of the 16 washing machines?

    asked on December 3, 2014
  47. pharmacology

    How many grams of dextrose are in 50ml normal saline solution

    asked on March 9, 2017
  48. Math for Educators

    Find the 9th term of sequence. 4, 12, 36, 108, .... The 9th term of sequence is ?? My answer 236,196 4+[3(n-1)] Correct?

    asked on June 4, 2013
  49. Algebra

    Mr. Delgado has some young orange trees. He wants to plant them in 46 rows. If t is the total number if orange trees, write an algebraic expression to represent how many trees he can plant in each row.

    asked on April 20, 2015
  50. math

    Mrs. Jones and Mr. Graham had the same amount of money at first. After Mrs. Jones bought a computer that cost $2,055, she had 1/4 as much money as Mr. Graham. How much money did Mr. Graham have?

    asked on March 27, 2014
  51. Math

    Alex made a sketch for a homemade soccer goal he plans to build. The goal will be in the shape of a triangular prism. The legs of the right triangles at the sides of his goal measure 4 ft and 8 ft, and the opening along the front is 24 ft. How much space

    asked on March 14, 2016
  52. Trig - 9th grade

    Can you help me solve: 5sin2x + 3sinx - 1 = 0 Thanks

    asked on January 10, 2016
  53. Math

    More than 18'students in an algebra class pass the first test. This is about three-fifths of the class. How many students are in the class? How do you know?

    asked on March 5, 2013
  54. Principles of Public Speaking

    An advantage of using narratives in your speech is that they: A- Explain abstract concepts B- Calm emotions C- Create excitement D- Clarify technical ideas I chose D. Would that b correct?

    asked on June 5, 2016
  55. math

    2. In a certain state, it has been shown that only 56% of the high school graduates who are capable of college work actually enroll in colleges.Find the probability that, among the 11 capable high school graduates in this state, each number will enroll in

    asked on March 30, 2014
  56. Literature

    Hi, I'm currently reading 'The Great Gatsby' and was wondering if someone could help me understand this passage: "My commutation ticket came back to me with a dark stain from his hand. That anyone should care in this heat whose flush lips he kissed, whose

    asked on April 23, 2008
  57. physics

    A swimmer is capable of swimming 0.45 m/s in still water. (a) If she aims her body directly across a 75 m-wide river whose current is 0.30 m/s, how far downstream (from a point opposite her starting point) will she land? (b) How long will it take her to

    asked on December 2, 2009
  58. finance

    he bonds issued by Stainless Tubs bear a 6 percent coupon, payable semiannually. The bonds mature in 11 years and have a $1,000 face value. Currently, the bonds sell for $989. What is the yield to maturity?

    asked on March 5, 2014
  59. statistics

    True or false> in a physics class there are 9 juniors and 21 males. Then there must be 30 male juniors in this class.

    asked on September 27, 2011
  60. psychology

    which of the following has been demonstrated by research as a skill or ability that is induced via meditation? A) ability to raise metabolism B) ability to cure bacterial infections withou medication C) ability to lower body temperature D) ability to

    asked on March 14, 2015
  61. college algebra

    A steel drum in the shape of a right circular cylinder is required to have a volume of 100 cubic feet. express the amount of material required to make the drum as a function of the radius r of the cylinder. also how much material is required if the drum is

    asked on February 27, 2012
  62. math

    In a certain state, it has been shown that only 56% of the high school graduates who are capable of college work actually enroll in colleges.Find the probability that, among the 11 capable high school graduates in this state, each number will enroll in

    asked on March 30, 2014
  63. pcycology

    Deindividuation is related to mobs in the same way that _______ is related to groups. A. social prejudice B. persuasion C. attitude D. diffusion of responsibility

    asked on October 25, 2016
  64. finite math

    According to a certain countries 44.5% of 3 year olds are enrolled in daycare. What is the probability that a randomly selected 3 year old is enrolled in daycare.

    asked on June 17, 2014
  65. math

    In a certain state, it has been shown that only 56% of the high school graduates who are capable of college work actually enroll in colleges.Find the probability that, among the 11 capable high school graduates in this state, each number will enroll in

    asked on March 30, 2014
  66. math

    Jill ley took out a loan to pay for education for $60,000. would be repay back in 8 years with the interest of 6% what will be jill pay back at the end of the loan is:

    asked on September 22, 2011
  67. Pre Calculus

    use a calculator to find approximate solutions of the equation. 8.06x^2+25.8726x-25.047256=0

    asked on September 27, 2009
  68. ELA

    In which sentence is the ellipsis used INCORRECTLY? A) Abigail confessed that she "loved the novel by Jane Austen. . . ." B) Abigail confessed that she "loved the novel by. . .Austen more than the novel by. . .Twain." C) Abigail confessed that she "loved

    asked on March 29, 2018
  69. intro to chem

    Calculate the amount of heat required to heat a 3.0kg gold bar from 23 degrees Celsius to 60 degrees Celsius

    asked on June 21, 2014
  70. Introduction to Psychology

    Joaquin has been assigned a primary research project in his psychology class. He is to observe student behavior during a learning task andattempt to for a(an) ________. In order to do this, he must be able to describe principlesand events, and how they may

    asked on November 5, 2011
  71. physics

    A batter hits a fly ball which leaves the bat 0.90 m above the ground at an angle of 61° with an initial speed of 29 m/s heading toward centerfield. Ignore air resistance. (a) How far from home plate would the ball land if not caught? (b) The ball is

    asked on December 2, 2009
  72. college algebra

    perform the indicated computation. write the answer in scientific notation (2x10^)(3.5x10^)

    asked on March 30, 2014
  73. college algebra

    suppose the revenue in dollars from selling x cell phones is R(x)= -1.2x^2+220x. the cost in dollars of selling x cell phones is C(x)=0.05x^3-2x^2 +65x+500. find the profit function P(x)=R(x)-C(x). find the profit if x=15 hundred cell phones sold

    asked on February 27, 2012
  74. math

    a plane is steering at S83degE at an air speed of 550 km/h. The wind is from N70degE at 85 km/h. Find the ground velocity of the plane to 1 d.p.

    asked on June 10, 2018
  75. math

    At 6 PM, the temperature in Redding, CA, t, is the same as the temperature in Fresno, CA. By 9 PM, the temperature has dropped 2 degrees and in Fresno it has dropped 4 degrees. By 11 PM, the temperature in Redding has dropped another 3 degrees. Represent

    asked on April 20, 2015
  76. English

    I want a speech about traditional healers should be allowed to practice and prescribe medicine in hospital and clinics

    asked on April 7, 2019
  77. english grade 12

    what are 2 examples of emjambment in the poem "vancouver-courtney-calgary" by george bowering

    asked on November 14, 2009
  78. Criminal Procedure

    Which of the following are NOT sources of rights? a)Court decisions b)Police department policies c)Federal Constitution d)Statues I think b is the correct answer

    asked on November 3, 2014
  79. math

    Of 47 plays attributed to a playwright 17 are comedies, 18 are tragedies, 12 are histories. If one play is selected random find the odds against selecting a tragedy.

    asked on February 12, 2013
  80. probability

    10. The probability that a randomly selected individual in a country earns more than 75,000 per is 11.5%. the probability that a randomly selected individual in a country earns more than 75,000 per year, given that the individual has earned a bacholer’s

    asked on June 17, 2014
  81. math

    Three people are being selected at random, each will be given one gift card. There is one card from Home Depot,one from Best Buy and one from Red Lobster. The first person selected will get to choose between the two remaining cards. The third person

    asked on February 1, 2013
  82. math

    two fourths of a circle plus two tenths of a circle is what decimal part of a whole circle?

    asked on September 20, 2012
  83. Chemistry

    Hi, I have to draw a dot and cross diagram for NH2+ and then state the bond angles. I have done NH2-, but I am not sure how to do the + one.

    asked on November 10, 2011
  84. Math help??

    Find the missing length of the right triangle if a = 7 and b = 24. Read the followng and see if it hepls to solve this. If you still don't get it repost your answer. http://en.wikipedia.org/wiki/Pythagorean_theorem a sqaured+b squared=c squared 7

    asked on March 9, 2007
  85. finance

    he bonds issued by Stainless Tubs bear a 6 percent coupon, payable semiannually. The bonds mature in 11 years and have a $1,000 face value. Currently, the bonds sell for $989. What is the yield to maturity?

    asked on March 5, 2014
  86. algebra

    Silver is liquid for Celsius temperatures C such that 960.8 degrees (less than or equal to) C < 2180 degrees. Find such an inequality for for the corresponding Fahrenheit temperatures.

    asked on May 8, 2018
  87. Algebra

    Jill, Meg, and Beth are sisters. Jill is 2 years younger than Meg. Beth is half as old as Meg. Use the same variable to write three algebraic expressions based on this situation. Tell what the variable represents and what each expression represents.

    asked on April 20, 2015
  88. Personal finance

    A 10 year bond has a coupon rate of 7% annually and a principal payment of $1000.00. Other similar bonds are paying 9% annually. To determine the value of this bond you must find the interest factors, IF at: A) 9% for 10 periods b) 9% for 20 periods c)

    asked on December 28, 2014
  89. physic =)

    A bullet is fired directly upward from a rifle at ground level. Assuming a velocity muzzle of 490 m/s, and neglecting air resistance, find: A.height of the highest point reached. B.time required to reach this point. C.total time before the bullet returns

    asked on January 6, 2013
  90. math

    x^2-6x-7=0 Completing the square need help

    asked on May 28, 2010
  91. Algebra

    Write the polynomial in descending order. Then identify the leading coefficient and the degree. -2x+8+2x4 Need HELP

    asked on November 24, 2018
  92. Reading

    Complete the sentence with the word that is in parenthesis. (fulfill) My sister picked me up from school.....

    asked on December 8, 2014
  93. Economics

    Suppose a manager is interested in implementing third-degree price discrimination. The manager knows that the price elasticity of demand for Group 1 is -2 and the price elasticity of demand for Group 2 is -1.2. Based on this information alone we can

    asked on March 20, 2012
  94. algebra 2nd grade

    find the missing number 42-9=43-

    asked on December 12, 2011
  95. Economics

    2. Lucy quits a $50,000 job to open her waffle business. She makes $225,000 in revenue from her first year of waffle sales. She pulls $50,000 out of an account that returns 3% interest per year and invests the entire amount in her business. She also

    asked on July 9, 2011
  96. calculus

    verify the following identity cos(x+y) + cos(x-y)=2cosxcosy

    asked on April 22, 2011
  97. maths

    bus a stops every 12 minutes and bus b stops every 9 minutes on the same circuit.they stop at the same bus 9:15.when is the next time this happens?

    asked on May 23, 2016
  98. Physics

    An unstable nucleus with a mass of 18.0 ✕ 10-27 kg initially at rest disintegrates into three particles. One of the particles, of mass 4.1 ✕ 10-27 kg, moves along the positive y-axis with a speed of 8.0 ✕ 106 m/s. Another particle, of mass 7.7 ✕

    asked on February 28, 2015
  99. calculus

    The Revenue from the sale of x units of a product is represented by the following formula: R = 20(3x + 1)^-1 + 50x - 17 dollars. Find the Marginal Revenue when 20 units are sold?

    asked on February 12, 2012
  100. grammar

    underline the adverb and circle the word or phrase it tells more about. These furs brought extravagantly high prices. Theirs was a very solitary existence.

    asked on February 10, 2011

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