tonya

Most popular questions and responses by tonya
  1. probability

    In a recent survey, 35 percent indicated chocolate was their favorite flavor of ice cream. Suppose we select a sample of ten people and ask them to name their favorite flavor of ice cream. (b) What is the probability exactly four of those in the sample

    asked on February 8, 2013
  2. Physics

    A layer of oil (n = 1.45) floats on an unknown liquid. A ray of light originates in the oil and passes into the unknown liquid. The angle of incidence is 64.8 degrees, and the angle of refraction is 68.0 degrees. What is the index of refraction of the

    asked on March 20, 2013
  3. business calculas

    A cylindrical can is to hold 20 pie mraised to the 3rd power. The material for the top and bottom costs $10/m raised to the 2nd power and material for the side costs $8/m to the 2nd power. Find the radius r and height h of the most economical can.

    asked on April 5, 2009
  4. Business Math

    Lance Lopes went to his bank to find out how long it will take for $1,700 to amount to $2,900 at 10% simple interest. Can you solve Lance’s problem?

    asked on February 16, 2015
  5. Math And Science for Young Children

    After assessing your students, what question should you ask as you start organizing for teaching? A. What do my students know about this science topic? B. What is the appropriate science content that my students need to know? C. What do my students want to

    asked on January 9, 2016
  6. chemistry

    A bag contains a mixture of copper and lead BB's. The average density of the BB's is 9.87 g/cm^3. Assuming that copper and lead are pure, determine the relative amounts of each kind of BB.

    asked on February 13, 2011
  7. Physics

    Stones are thrown horizontally with the same velocity from the tops of two different buildings. One stone lands twice as far from the base of the building from which it was thrown as does the other stone. Find the ratio of the height of the taller building

    asked on September 15, 2013
  8. Math

    Sue mom baked 12 cookies. Sue ate 3 for snack what fraction of the cookies did she eat.

    asked on November 8, 2015
  9. Math And Science for Young Children

    Concepts can be characterized as: A. the building blocks of knowledge. B. thoughts that are incomplete until adulthood. C. ideas that young children do not yet have. D. basic to math but not to science. Is D the correct answer

    asked on January 9, 2016
  10. Statistics

    The time to complete a standardized exam is approximately normal with a mean of 70 minutes and a standard deviation of 10 minutes. (Z=(x-u)/standard deviation If students are given 85 min to complete the exam what Probability that students will not finish?

    asked on April 25, 2019
  11. Science

    Can't undcramble these words-buuafau

    asked on February 6, 2018
  12. 3rd grade

    Mazie counted her dimes. When she put them in groups of 4, she had 2 left over. When she put them in groups of 5, she had one left over. What is the smallest number of dimes she could have, if she has more than 10

    asked on March 22, 2010
  13. Math and Science for young Children

    Predictable student responses are likely during:   A. narrow questions. B. open-ended questions. C. initiating activities. D. observational skills. is B the right answer

    asked on January 9, 2016
  14. Business Math

    He took out a $100.00 loan payable in two weeks at $105.50. What is the percent of interest paid on this loan?

    asked on February 16, 2015
  15. Algebra

    A small garden measures 7 ft by 14 ft. A uniform border around the garden increases the total area to 170 ft2. What is the width of the border?

    asked on September 3, 2015
  16. probability

    An internal study by the Technology Services department at Lahey Electronics revealed company employees receive an average of 6.4 emails per hour. Assume the arrival of these emails is approximated by the Poisson distribution. (a) What is the probability

    asked on February 8, 2013
  17. MATH

    USE COUNTERS TELL HOW TO MAKE 10 WHEN ADDING 8 + 5.

    asked on October 10, 2008
  18. MATH

    FIND THE RECTANGULAR PRISM. BASE AREA 56 IN 2 [SQUARED], HEIGHT 6IN. HELP!

    asked on March 20, 2012
  19. geometry

    line BD bisects angle ABC. Solve for X and find the measures of angle ABC. angle ABD= 5X, angle DBC= 3X + 10 I don't really understand this question so can someone please help me solve this and explain to me how they solved it/ show the steps of how to

    asked on September 2, 2014
  20. Math And Science for Young Children

    The process skill that is most appropriate for use with older children is:   A. observation. B. predicting. C. measuring. D. classifying. Is C the correct answer

    asked on January 9, 2016
  21. Personal Finance

    if you anticipate strong economic market conditions, you may want to __________ . A. shift more funds to bond mutual funds B. allocate more to cash C. shift more funds to bonds D. shift more funds to stocks Is A correct

    asked on December 25, 2015
  22. probability

    In a binomial distribution,n=8 and π=.35. Find the probabilities of the following events. (Round your answers to 4 decimal places.) (a)x=1 (b)x≤4 (c)x≥5

    asked on February 8, 2013
  23. Math And Science for Young Children

    ll of the following EXCEPT __________ describes the personal learning style. A. visual B. auditory C. work-along D. colorful is D the correct answer

    asked on January 9, 2016
  24. Math And Science for Young Children

    __________ is/are NOT a basic lesson plan component. A. Object B. Concept C. Materials D. Goals Is B the correct answer

    asked on January 9, 2016
  25. Math And Science for Young Children

    The conventional problem-solving strategies usually taught have been: A. act out the problem, make a drawing or diagram, and solve the problem. B. look for a pattern, construct a table, solve the problem, and look back. C. understand the problem, devise a

    asked on January 9, 2016
  26. Math And Science for Young Children

    Early childhood encompasses three of the four Piagetian stages. Which one of the stages is NOT reached during early childhood? A. Preoperational B. Concrete operational C. Sensorimotor D. Formal operations IS D the correct answer

    asked on January 9, 2016
  27. probability

    During the second round of the 1989 U.S. Open golf tournament, four golfers scored a hole in one on the sixth hole. The odds of a professional golfer making a hole in one are estimated to be 3,708 to 1, so the probability is 1/3,709. There were 155 golfers

    asked on February 8, 2013
  28. elementary

    Two buildings have 60 floors altogether. Building A has 3 floors for every 2 floors of Building B. How many floors does each building have?

    asked on December 16, 2009
  29. Math

    Find all the solutions of the equation in the interval {o,2pi) sec^2x+tanx=1

    asked on February 8, 2015
  30. math

    1/3 of lunch money was spent on a sandwich, 1/2 spent on water, 1/8 spent on chips. what fraction of money is left

    asked on October 27, 2015
  31. Alegebra

    In which quadrants could a point be located if its coordinates are reciprocals to each other

    asked on October 15, 2011
  32. Science

    Two teams are pulling on a rope. Team 1 pulls with a force of 124 newtons, while team 2 pulls with a force of 110 Newton in the opposite direction which of the following correctly describes the motion that will result A. Team 1 will move, team 2 will not

    asked on March 18, 2016
  33. Science Check

    Hi! Can someone check my answers? Thanks!! :) Question 1: A skateboarder (coasting with a constant velocity) jumps straight up. What happens she she lands? Does she come down.... A.) behind the skateboard B.) ahead of the skateboard C.) on the skateboard

    asked on March 12, 2015
  34. math

    Now let’s assume that 10 years from now you have a family and two children. You have a good job and are earning $30,000 a year. Your company has a $25,000 group life insurance policy for all employees. Most experts say you need to have 7 times your

    asked on January 9, 2012
  35. Math

    What is the distance between the origin and (-3,-4)

    asked on October 12, 2018
  36. Statistics

    Please help me with this question: For an IQ test, we know the population  5 100 and the X 5 16. We are interested in creating the sampling distribution when N 5 64. (a) What does that sampling distribution of means show? (b) What is the shape of the

    asked on February 2, 2014
  37. Physics

    At the 18th green of the US Open, Tiger Woods needs to make a 20.5 ft (6.25 m) birdie putt to win the tournament. When he hits the ball, giving it an initial speed of 1.57 m/s, it stops 6.0 ft. (1.83 m) short of the hole. Assume the deceleration caused by

    asked on September 15, 2013
  38. literature- poetry

    the line " I wandered lonely as a cloud" is an example of A. a metaphor B. a simile c. a couplet d. alliteration

    asked on April 7, 2008
  39. Math

    I am driving 65 miles per hour. I must drive 520 miles total. I have already driven 195 miles, how long will it take me to reach my destination. Use this equation to represent the number of hours to reach my destination? 65h + 195 = 520. A.2 hours B.5

    asked on May 16, 2016
  40. math And Science for Young Children

    The processes of awareness, exploration, and inquiry, and __________ are encompassed in the learning-cycle for young children.   A. generalization B. utilization C. recognition D. coordination Is B the correct answer

    asked on January 9, 2016
  41. science

    A 75-N sack is dragged along the floor with a horizontal force of 100N. The frictional force is 30N. What is the direction of net force

    asked on February 25, 2013
  42. math-5th gr

    what fraction is equal to one third of one fourth? How do I solve this??

    asked on December 5, 2007
  43. chemistry

    If 3.5 ml of distilled water is added to 1.5 ml of a 0.150M solution of CoCl2 what is the concentration of the resulting solution? please show the work

    asked on April 9, 2012
  44. American Gov

    The major reason for the persistence of the American two-party system is what? A. there are naturally only two sides to the political disputes B. regional conflict C. its a single member district system of electing officeholders D. proportional

    asked on July 11, 2011
  45. chemistry

    Suppose a thermometer has marks at every one degree increment and the mercury level on the thermometer is exactly between the 25 and 26 degree Celsius marks. How should we properly report the temperature?

    asked on February 13, 2011
  46. algebra

    when the temperature stays the same, the volume of the gas is inversely proportional to the pressure of the gas. If a balloon is filled with 87 cubic inches of a gas at a pressure of 14 pounds per square inch. Find the new pressure of the gas if the volume

    asked on February 12, 2009
  47. Math

    Harry is a dog walker and he charges 15 dollars to come to my house, 2 dollars per mile walked. He charged me 19 dollars. Which equation could I use to determine howxfar he walked my dog. A. 2m + 5 = 19 B.19 + 15 = 2m C.19 + 2m =15 D.2m + 15 =15

    asked on May 16, 2016
  48. math And Science for Young Children

    Planning concepts experiences starts with: A. selecting objectives. B. selecting materials. C. assessment. D. evaluation. Is B the correct answer

    asked on January 9, 2016
  49. grammar

    I instructed the patient to return tomorrow. Tomorrow modifies which adverb?

    asked on October 22, 2015
  50. Math

    A random sample was taken from Wyoming. Eighty percent of students reported that they like dogs, 64% reported they like cats, and 97% reported that they like dogs or cats. What percentage of students like both dogs and cats?

    asked on July 27, 2013
  51. CHEMISRTY

    Calculate the energy required to raise the temperature of 160.0 g Ag from 273 K to 295 K.

    asked on April 21, 2013
  52. Chemistry

    Suppose it is a hot summer day (40.0 degrees C = 104.0 degrees F), and you have left a can of hairspray outside so the gas within it is now at the same temperature of its surroundings. As part of your chemistry lab class, you have to build a safe and

    asked on March 16, 2013
  53. probability

    Listed below is the population by state for the 15 states with the largest population. Also included is whether that state's border touches the Gulf of Mexico, the Atlantic Ocean, or the Pacific Ocean (coastline). Rank State Population Coastline 1

    asked on February 8, 2013
  54. stastics

    Following are the speeds of 40 cars clocked by radar on a particular road in a 35-mph zone on a particular afternoon: 30, 36, 42, 36, 30, 52, 36, 34, 36, 33, 30, 32, 35, 32, 37, 34, 36, 31, 35, 20, 24, 46, 23, 31, 32, 45, 34, 37, 28, 40, 34, 38, 40, 52,

    asked on April 18, 2011
  55. algebra

    Find the length and width of a rectangular lot with a perimeter of 70 meters if the length is 5 meters more than the width

    asked on April 16, 2009
  56. History

    • According to Crévecoeur, what distinguishes an American from a European? Why? • How did life in the British North American colonies contribute to the creation of a unique American identity? Be sure to give examples. • Is Crévecoeur’s vision of

    asked on February 22, 2009
  57. Algerbra

    f m and p are positive integers and (m + p) x m is even, which of the following must be true? A. If m is odd, then p is odd. B. If m is odd, then p is even. C. If m is even, then p is even. D. If m is even, then p is odd. I choose C is that correct

    asked on December 17, 2015
  58. Math

    What will be the total deduction for social SECURITY and MEDICARE taxes on Amishi's next weekly paycheck of $700 if she has already earned $22,400 this year? Social security tax is 6.2% of wages up to $106,800. MEDICARE tax is 1.45% of all wages.

    asked on September 5, 2014
  59. math

    tammy want to get change for 1$. the only coins she can get are half dollars, quarters, and nickels. how many different ways can she get a 1$ using only these coins?

    asked on October 7, 2015
  60. Finance

    Debbie Snyder has just graduated from college and needs to buy a car to commute to work. She estimates that she can afford to pay about $ 450 per month for a loan or lease and has about $ 2,000 in savings to use for a down payment. Develop a plan to guide

    asked on July 6, 2014
  61. Accounting

    Pug Corporation has 10,000 shares of $10 par common stock outstanding and 20,000 shares of $100 par, 6% noncumulative, nonparticipating preferred stock outstanding. Dividends have not been paid for the past two years. This year, a $150,000 dividend will be

    asked on May 15, 2013
  62. Physics

    If your car accelerates from rest at a steady rate of 4 m/s2, how soon will it reach 84 km/h

    asked on September 12, 2012
  63. Accounting 225

    Parker Company uses a perpetual inventory system. It entered into the following calendar-year 2005 purchases and sales transactions:

    asked on October 12, 2009
  64. Math

    The amount of bacteria after and then it in the initial amount of bacteria is Q in the amount of the bacteria triples every 15 seconds hence the answer should contain Q as well as n

    asked on February 11, 2017
  65. MathTim has a picture frame that is 30 centimeters

    Tim has a picture frame that is 30 centimeters long and 24 centimeters wide he wants to make a picture frame that is similar in shape but is 18 centimeters long how wide should the second picture frame be

    asked on April 12, 2016
  66. Statistics

    As part of studying the relationship between mental and physical health, you obtain the following heart rates: 73 72 67 74 78 84 79 71 76 76 79 81 75 80 78 76 78 In terms of differences in heart rates, interpret these data using the following: (a) the

    asked on February 2, 2014
  67. physics

    A cannon ball is fired horizontally with an initial speed of 75 m/s from the top of a 50 m tall building. When the ball hits the ground, its velocity vector makes an angle with the horizontal. What is the angle?

    asked on September 18, 2013
  68. Economics

    A student taking economics, statistics, and finance has decided to spend 9 hours per week studying. The objective is to maximize the average grade, which means maximizing the total grade in the three courses. 1. How should the student allocate her time

    asked on June 8, 2016
  69. Human Growth

    Which one of the following functions is not performed by the placenta? A. Combating internal infection B. Producing hormones that support the pregnancy C. Giving the developing baby immunity to various diseases D. Producing morphogens that cause cell

    asked on October 23, 2015
  70. Human Growth

    Which one of the following statements best describes the relationship between heredity and environment? A. Heredity is more influential than environment in determining the course of development? B. Maturation has a much greater influence on development

    asked on October 22, 2015
  71. Human Growth

    Life span development studies are based on the idea that: A. development occurs early in life, but not in late adulthood. B. there is almost no continuity over the lifespan, so an individual’s history has little effect on development. C. sociohistorical

    asked on October 22, 2015
  72. grammar

    The patient was advised to return to the clinic immediately for any redness or swelling. immediately modifies which word:

    asked on October 22, 2015
  73. Physic

    A1/2 inch diameter piston moves 10 inches when 30 Lbs of force is applied, how far will it move a 6 inch Diamter piston, and how much weight will this piston lift?

    asked on October 12, 2014
  74. Physics

    A police car is traveling at a velocity of 19.0 m/s due north, when a car zooms by at a constant velocity of 49.0 m/s due north. After a reaction time 0.600 s the policeman begins to pursue the speeder with an acceleration of 6.00 m/s^2. Including the

    asked on September 16, 2013
  75. Algebra

    A piggy bank with only pennies and nickels has 28 nickels for every 52 pennies. What percent of the coins are nickels? solve this problem using a. bar diagram b. percent equation

    asked on July 6, 2013
  76. Physics

    Suppose you wish to make a solenoid whose self-inductance is 1.6 mH. The inductor is to have a cross-sectional area of 1.3 x 10-3 m2 and a length of 0.065 m. How many turns of wire are needed?

    asked on March 10, 2013
  77. algebra

    Use the commutative law of multiplication to write an equivalent expression x+3y

    asked on May 13, 2011
  78. math

    factor the expression 81x^2-54xy+9y^2 into product of binominials

    asked on February 11, 2011
  79. art survey

    give several examples of editing techniques used in the production?

    asked on April 13, 2009
  80. math

    I need help bad. Fractions 1)1/3 + 5/12 + 4/5 = 2)13/15 - 11/20 = 3)1 1/15 + 3 3/10 - 2 4/5 = 4)Robin ran 5 1/3 mi on Sunday, 2 1/4mi on Tues, and 3 1/2mi on Fri. How far did she run during the week? 5)The interest rate on an auto loan in May was 12 3/8%.

    asked on February 15, 2008
  81. World Geography

    The world region which currently accounts for the largest share of global population is: a. Africa b. Latin America c. Europe d. Asia Is c the correct answer

    asked on December 24, 2015
  82. Human growth

    Piaget's concept of conservation is important to developmental scientists when assessing thinking of preschool and school-age children. Which one of the statements below best illustrates that the child is able to conserve? a. Ricki can reason that if there

    asked on December 24, 2015
  83. Human Growth

    Four-year-old Sergai can tell his Poppa how to wash the clothes. Yesterday, Sergai told Poppa , “First get the dirty clothes from the basket. Next, put them in the washing machine. Now add some soapy stuff. Close the washer lid and press the button. When

    asked on October 22, 2015
  84. human growth

    The esteemed Dr Bookworm has just completed a study in which he found a +1.0 correction between the number of cups of coffee his students drank right before class and the scores they earned on his final exam. This correlation means that: A. the less coffee

    asked on October 22, 2015
  85. Finance

    Using the maximum ratios for a conventional mortgage, how big a monthly payment could the Taylor family afford if their gross ( before- tax) monthly income amounted to $ 3,500? Would it make any difference if they were already making monthly installment

    asked on July 6, 2014
  86. Math

    Using the maximum ratios for a conventional mortgage, how big a monthly payment could the Taylor family afford if their gross ( before- tax) monthly income amounted to $ 3,500? Would it make any difference if they were already making monthly installment

    asked on July 6, 2014
  87. Psychology

    Cognitive neuroscience is an emerging field of study. How should we feel this will impact cognitive psychology and your life?

    asked on March 18, 2014
  88. Statistics in Psychology

    QUESTION 25: In a study you obtain the following data representing the aggressive tendencies of some football players:40 30 39 40 41 39 31 28 33(a) Researchers have found that  is 30 in the population of nonfootball players, 1X 5 5. 2 Using both tails of

    asked on February 2, 2014
  89. Physics

    If your car accelerates from rest at a steady rate of 4 m/s2, how soon will it reach 84 km/h

    asked on September 12, 2012
  90. Math

    I am having trouble understanding how to reduce fractions to its lowest term... All I can understand is I have to find the lowest number that will divide into both numerator and denominator. How do I understand the solution on how to reduce fractions to

    asked on November 1, 2011
  91. Pre-Calculus

    Sorry to be a pest but I never got an answer and I'm really stuck Can you please check this equation. Find polar equation of x^2 + y^2 = 10y x^2 + y^2 = r^2 r^2 = 10sin(theta)

    asked on October 7, 2011
  92. Pre-Calculus

    Please check: 1.Find polar equation of x^2 + y^2 = 10y r^2 for x^2 + y^2 and sin(theta sin for y =r^2=10sin(theta) 2.Find polar equation: y=5 r=5/sin 3.Polar equation is r=2costheta + 3 sin theta Find rectangular equation x^2+y^2 =x^2 + y^2 =2x+3y

    asked on October 6, 2011
  93. Pre-Calculus-Please check

    Please check: 1.Find polar equation of x^2 + y^2 = 10y subbed r^2 for x^2 + y^2 and sin(theta sin for y =r^2=10sin(theta) 2. y=5 r=5/sin 3. x^2+y^2 =x^2 + y^2 =2x+3y

    asked on October 5, 2011
  94. accounting

    prepare entries to record the following summarized operations related to production for a company using a job order cost system: a. materials purchased on account-$167000 b. prepaid expenses incurred on account-$12200 c. materials pequisitioned: for

    asked on April 1, 2011
  95. chemistry

    A backpacker carries 3.25 L of white gas as fuel for her stove. How many pounds does the fuel add to her load? Assume the density of the gas is 0.97 g/cm^3.

    asked on February 13, 2011
  96. math

    factor out the greatest common factor from the expression 15x^5-9x^4

    asked on February 11, 2011
  97. medical records

    You have been asked by one of the physicians to research information and recommend a quality control procedure for completing chart audits for the practice.What would you reccomend? Outline a possible procedure to conduct chart audits. Describe the quality

    asked on September 22, 2010
  98. Cis/105

    Besides budgeting - What are some uses for MS Excel we did not cover in class? Can you think of any other way you could use this application? Explain. How are my assignments i learn. computer comarison,Data versus information,Technology of future, Internet

    asked on August 11, 2010
  99. chemistry

    true or false: when water which is used to dissolve glucose is heated from 25 degrees to 80 degrees the solubility of the glucose is increased.

    asked on August 3, 2010
  100. science

    How much would be appropriate for wealthy countries to contribute to global health? Why should we do more than we do now? What’s in it for us?

    asked on July 26, 2010

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