Popular questions and responses by Patricia
  1. Physics

    You are standing at the midpoint between two speakers, a distance D away from each. The speakers are playing the exact same sound of frequency 170 Hz in phase with each other. Describe what happens when you walk 1.5 m directly toward one of the speakers.

    asked on November 3, 2019
  2. Physics

    When a 300N force is applied to a box weighing 600N the box moves 3.0 horizontal in 20seconds

    asked on February 11, 2016
  3. Physics

    A proton (mass m = 1.67 10-27 kg) is being accelerated along a straight line at 3.6 1015 m/s2 in a machine. The proton has an initial speed of 2.4 107 m/s and travels 2.8 cm. (a) What is its speed? (b) What is the increase in its kinetic energy?

    asked on February 25, 2013
  4. Calculus AB

    Gateway Arch in St. Louis was constructed using the equation y=211.49-20.96cosh(0.03291765x) where |x|

    asked on June 21, 2015
  5. mathematics

    6. In a GP the 3rd term is equal to four times the first term and the sixth term is equal to three times the fourth term plus 32. Determine the sequence.

    asked on May 3, 2016
  6. Math

    The cost T, in hundreds of dollars, of tuition and fees at many community colleges can be approximately by T=1/4c+6,where c is the number of credits for which a student registers. Graph the equation and use the graph to estimate the cost of tuition and

    asked on May 13, 2015
  7. Math

    6.5% of what number is 325?

    asked on December 5, 2007
  8. Algebra

    Find the equation of the line, in slope-intercept form, that satisfies the given conditions. The graph is perpendicular to the graph of y=3x-1 and passes through the points whose coordinates are (4,-2). Y=______

    asked on October 27, 2014
  9. Organic Chemistry

    A student obtains a yield of 79% from his salicylic acid. How many grams of salicylic acid will the student need to produce 135 g of aspirin?

    asked on May 10, 2014
  10. Physical Science

    A hiker, of mass 80 kg walks up a mountain, 700 m above sea level, to spend the night at the top in the first overnight hut. The second day she walks to the second overnight hut, 400 m above sea level. The third day she returns to her starting point, 200 m

    asked on June 1, 2020
  11. Algebra

    There is a single track connecting Pittsburgh to Boston. The length of the track is 478 miles. Train A leaves Pittsburgh at 11:15 am traveling 87 mph. Train V leaves Boston at Noon traveling 99 mph. At what time will they crash? Where will they crash

    asked on March 19, 2019
  12. Algebra I

    Profit equals revenue minus cost. P=R-C. Rewrite the formula to solve for C.

    asked on March 30, 2008
  13. all

    Can anyone tell me how i can get a Free GED?

    asked on February 4, 2008
  14. Physics

    The intensity of a certain sound at your eardrum is 0.0030 W/m^2. Calculate the rate P at which sound energy hits your eardrum. Assume that the area of your eardrum is about 51 mm^2. I found this to be 1.53x10^-4 using I=P/A What power output P0 is

    asked on November 10, 2019
  15. physics

    Two forces whose resultant is 10N,are perpendicular to each other.if one of them makes an angle of 60 with the resultant,calculate its magnitude

    asked on September 28, 2018
  16. statistics

    The batting averages of the first three batters in the Eureka College women’s softball team lineup are .310, .301, and .277. If the first three batters are considered as the “lead-off group”, what is the batting average of the group?

    asked on January 22, 2015
  17. Physics

    The only two forces acting on a body have magnitudes F1 and F2 and directions that differ by an angle θ. If the resulting acceleration has a magnitude a, what is the mass of the body?

    asked on February 8, 2013
  18. Physics

    At a certain time a particle had a speed of 16 m/s in the positive x direction, and 2.2 s later its speed was 30 m/s in the opposite direction. What is the magnitude of the average acceleration of the particle during this 2.2 s interval?

    asked on January 27, 2013
  19. Physics

    At a certain time a particle had a speed of 16 m/s in the positive x direction, and 2.2 s later its speed was 30 m/s in the opposite direction. What is the magnitude of the average acceleration of the particle during this 2.2 s interval?

    asked on January 27, 2013
  20. Chemistry

    ia 3ag2S+2AL = 6 ag +al2s3 a double replacement or single replacement

    asked on April 27, 2011
  21. Algebra II

    Solve for n, N=(n^2-9n)/20

    asked on November 6, 2010
  22. Algebra


    asked on April 18, 2010
  23. psychology

    What is the difference between absolute continuity and differential continuity?

    asked on September 15, 2009
  24. Psychology

    Compare and Contrast these words, Structuralism, Functionalism and Behaviorism.

    asked on August 24, 2009
  25. chemistry

    We had an experiment in class: Soda Ash Titration using Double Indicator Method How would you know the composition of the sample based on the comparison volume of titrant (HCl) used? i.e. if Vmo > Vph, the sample is made up of NaHCO3 and Na2CO3. why is it

    asked on August 16, 2009
  26. Science

    The process wherein water vapor molecules come together to form droplets of water or clouds? (It is not condensation, other term please)

    asked on February 6, 2018
  27. math

    Use inductive reasoning to find the next equation in the pattern. 8 - 5 + 3 = 2 x 3 13 - 8 + 5 = 2 x 5 21 - 13 + 8 = 2 x 8

    asked on December 5, 2017
  28. Spanish

    Where can I find an online English translation of Los Fundadores: Alofonso by Lourdes Casal?

    asked on November 24, 2017
  29. Math

    Rename the number 24 ten thousand

    asked on September 27, 2017
  30. math

    fuel gauge registers one third of a tank then ten gallons is added now the gauge reads three fourths of a tank. How many more gallons is needed to fill the tank?

    asked on May 27, 2017
  31. Chemistry

    When 10.00 mL of 1.00 M HCl solution is mixed with 115 mL of 0.100 M NaOH solution in a constant-pressure calorimeter, the temperature rises from 22.45 °C to 23.25 °C. Calculate q for this reaction, assuming that the heat capacity of the calorimeter is

    asked on April 17, 2017
  32. Social Studies

    Explain the significance of the change in population from 8000-5000BCE.

    asked on April 16, 2017
  33. math

    A piece of wood is divided in 3 pieces in the ratio 3:4:2. The length of the longest piece is 72. Calculate the length of the piece of wood. Answer 162

    asked on January 25, 2017
  34. Chemistry

    Calculate the number of grams of the indicated element in the compound. a) lead in 63.8 g PbO2 b) carbon in 1.664 g (CH3)2CO

    asked on January 10, 2017
  35. Chemistry

    A reaction of hydrolysis of Ba(NO) in a net ionic form?

    asked on November 25, 2016
  36. Technology

    A boy who weighs 30 kilograms sits on one end of a seesaw. On the other end there is a girl who weighs 20 kilograms. The girl is 1.5 metres from the fulcrum. How far from the fulcrum must be the boy sit in order to balance the seesaw? How far away must the

    asked on November 15, 2016
  37. Differential Calculus

    From a faucet, a constant inflow of water is to fill a conical vessel 15 feet deep and 7.5 feet in diameter at the top. water is rising at the rate of 2 feet per minute when the water is 4 feet deep. what is the rate of inflow in ft^3/min?

    asked on May 18, 2016
  38. chemistry

    how many oxygen atoms are in 10 formula of Al2(SO4)3

    asked on December 7, 2015
  39. Ashford University

    Find the missing numbers. cost selling price $175.00 mark on selling price markup rate 50% mark amount=

    asked on July 19, 2015
  40. College math

    Each inidividual letter of the word Tallahassee is placed on a piece of paper and all 11pieces of paper are placed in a hat, if one letter is selected at random from the hat, determine the probability that the letter T or F is selected.

    asked on May 11, 2015
  41. Math

    Two equilateral triangles are sitting side-by-side. The length of one side of Triangle A is 5 ft. The sides of Triangle B are 3 times as long as those of Triangle A. How long is the length of one side of Triangle B?

    asked on January 29, 2015
  42. chemistry

    What is the expected freezing point of a 3.50 m (m standing for molality)aqueous solution of BaCl2(Kfp= 1.86 degrees Celsius/m)? What is the expected boiling point(Kbp= 0.512 degrees Celsius/m)? which is effected to the greater extent, the boiling point or

    asked on April 7, 2013
  43. Geometry

    Quadrilateral JKLN is a rhombus with diagonals JL and KM. Find m

    asked on September 5, 2012
  44. healthcare fiancare

    HINT: 6% X $1,000,000 – {20% X ($1,000,000 – (6% X $1,000,000))} = 6% X $1,000,000 – {20% X ($1,000,000 - $60,000))}= 6% X $1,000,000 - {20% X $940,000}= 6% X $1,000,000 - $188,000 = $60,000 - $ 188,000= -$128,000 A) The interst due on a 10% loan of

    asked on February 12, 2012
  45. Finance

    Your firm is considering the following three alternative bank loans for $1,000,000: A) 10 percent loan paid at year end with no compensating balance. B) 9 % laon paid at year end with a 20% compesating balance. C)6% loan that is discounted with a 20%

    asked on February 12, 2012
  46. Physical Science

    what forward force must the ground apply to the foot of a 60.0 kg person to result in an acceleration of 1.00m/s^2

    asked on October 14, 2011
  47. calculus

    ind an equation of the tangent line to the curve at the given point. y = sin 6x + sin2 6x, (0, 0)

    asked on October 3, 2011
  48. economics

    use the expenditure equation for gdp=c+i+g+xn find the values for each sector for the years 1929 and 1933. determine the precentage change for the two years.

    asked on April 19, 2011
  49. statistics

    find the z-score corresponding to a score of X=60 for the each of the following distributions. u=50 and 0=10 u=50 and 0=5

    asked on March 3, 2010
  50. fractions and decimals

    please provide help with this 2 2/7 minus 1.75 please show workings thanks

    asked on March 25, 2009
  51. cultural diversity

    There is much debate about the effects of interracial adoption of children, especially in terms of effect on identity. In what ways might interracial adoption be beneficial or harmful?

    asked on August 18, 2008
  52. Algebra I

    I need some serious help. c = 0.25(t-300) + 69.95 where t>300. Will someone help me please?

    asked on May 12, 2008
  53. Algebra I

    Budget is 118,250.00. Write an algebraic expression that is 25% of budget for business space and utilities.

    asked on March 30, 2008
  54. Math

    Draw number lines for fractions 6/8 2/4

    asked on November 3, 2019
  55. statistics

    It is thought that prehistoric Indians did not take their best tools, pottery, and household items when they visited higher elevations for their summer camps. It is hypothesized that archaeological sites tend to lose their cultural identity and specific

    asked on December 16, 2018
  56. Science

    At zero degrees Celcius, can evaporation happened?

    asked on February 6, 2018
  57. Math


    asked on January 14, 2018
  58. Math

    The amount of money Tom has is 75% of Sally's amount of money after Sally spent $120 and Tom saved all of his money Tom's amount is 50% more than Sally's. how much money did each of them have at the beginning?

    asked on May 23, 2017
  59. math

    A ten foot long ladder leans against a wall, with the top of the ladder being eight feet above the ground. What is the approximate angle that the ladder makes with the ground? A) 37° B) 47° C) 53° D) 60°

    asked on April 25, 2017
  60. Vocab

    What's the root or base word of rebellious, belligerent, doctrine, document, levity, levitate, initiative, itinerary, impulsive, and compel??? Please help thanks!!!

    asked on March 14, 2017
  61. math

    A piece of wood is divided in 3 pieces in the ratio 3:4:2. The length of the longest piece is 72. Calculate the length of the piece of wood.

    asked on January 25, 2017
  62. Health

    It's unprofessional to discuss your client with anyone, even the doctor or nurse. True or False? I think that this answer is true. I'm I correct? It's easier to spot unprofessional behaviors than it is to see professional behaviors.I think that this answer

    asked on November 7, 2016
  63. economics

    Why was Nicaragua important to America’s economy?

    asked on October 27, 2016
  64. Science

    A sky driver jumps out of a plane and as he fall he has acceleration of 9.8 m/s squared. How many seconds will it take to reach a speed of 28.5 m/s?

    asked on October 26, 2016
  65. mathematics

    The population of a town decreases by 4% annually from the number at the end of the previous year. Calculate after how many years it will take the population to reach 21578 if the population had 38756 inhabitants during previous year.

    asked on October 25, 2016
  66. Mathematics

    Find the inverse of g(x)=3^x

    asked on October 23, 2016
  67. Mathematics

    find the equation of the parabola passing through the origin with the turning point (2;-8).help mi.

    asked on October 23, 2016
  68. Msth

    349 plus 252 round each number the greatest place value

    asked on September 22, 2016
  69. Math

    An equilateral triangle the real formula use in calculating it

    asked on September 8, 2016
  70. Mathematics

    John walked from Point A to the flagpole at 61m .The pole is 28m.What is the distance from Point A to the top of the flagpole?

    asked on July 25, 2016
  71. Maths Year 10 Equations

    A shopkeeper bought x pens for $21. a) write down an expression, in terms of x, for the cost, in cents, of each pen b) the shopkeeper gave 2 pens to his sons and sold each of the remaining pens at 8 cents more than he paid for it. Write down an expression,

    asked on July 11, 2016
  72. maths

    A bell rings every 10 minutes and a buzzer sounds every 15 minutes they were both heard at 2nd clock When would they both be heard next?

    asked on May 30, 2016
  73. Geometry

    A building casts a shadow that is 250 ft long. The angle of elevation from the tip of the shadow to the top of the building is 43°. Find the height of the building to the nearest foot.

    asked on May 29, 2016
  74. mathematics

    evng .my teacher gave me this as a homework but i dnt undertand. 1.In a GP the 3rd term is equal to four times the first term and the sixth term is equal to three times the fourth term plus 32. Determine the sequence.

    asked on May 3, 2016
  75. Math

    A collection of nickels dimes and quarters consist of 22 coins with the total value of 1.75. If the number of nickels is three times the number of dimes, how many of each coin are contained in the collection

    asked on April 28, 2016
  76. Life Orientation

    Identify four human rights violation or discriminations and explain introductory paragraph and why you choose the specific human rights violation or discrimination

    asked on April 21, 2016
  77. Algebra

    Susan charges twice as much money on credit card with a 7.5% annual interest rate as she does on a card with 6% interest. If her total interest after 1 year is $840, how much did she charge on each card?

    asked on April 6, 2016
  78. Intermediate algebra

    Jarrett was selling tickets at local carnical. The tickets cost 2.00 for adults and 1.50 for children. How many of each kind of ticket did he sell if he sold a total of 300 tickets for $525?

    asked on April 5, 2016
  79. Math

    I am trying to help my grandson with his math homework. When I went to school we never learned this and I am at a loss. The question is: Create an equivalent expression at includes at least one parenthesis so that the value of the expression is 144. The

    asked on February 23, 2016
  80. math

    Eric is twice as old as Jared. the sum of their ages 10 years ago was 19years what is Jared age now.Give me the answer

    asked on February 15, 2016
  81. Maths

    The first Arthmatic sequence is 23 and the 12th term is 72. Determine the first three terms in the sequence and the nth term and also Determine the Value of 10th term

    asked on February 9, 2016
  82. Math

    Can you explain how to do this question? "Three clocks ring once at the same time. After that, the first clock rings after every 90 minutes, the second after every 30 minutes, and third after every 60 minutes. After how many minutes will they again ring

    asked on January 18, 2016
  83. Math

    For each function, i) determine the corresponding reciprocal function, y =1/f(x) ii) state the non-permissible values of x and the equation(s) of the vertical asymptote(s) of the reciprocal function iii) determine the x-intercepts and the y-intercept of

    asked on January 1, 2016
  84. Math

    Two hoses together fill a pool in 2 h. If only hose A is used, the pool fills in 3 h. How long would it take to fill the pool if only hose B were used?

    asked on January 1, 2016
  85. 5th grade math

    The fifth-grade class at John Adams Middle School earned $428.81 at their school carnival. The money is being divided between 23 students to help pay for their class trip. How much money will each student receive? Round to the nearest hundredth. is it

    asked on December 16, 2015
  86. Math-Investment Word problem

    Vic invested part of the 40,000 bonus that he received at 8%. The remainder was invested at 10%. If after 2 years, the earning from 8% investment is 1.2 times his earnings from 10% investment, how much was invested at each rate?

    asked on December 5, 2015
  87. Math

    Two numbers are of the ratio 3:5. If their difference is 18, find the numbers.

    asked on December 5, 2015
  88. precalc

    Is triangle ABC scalene, isosceles, or equilateral if A = (4, 6) B = (-4, 2) and C = (0, 2)? Why?

    asked on December 3, 2015
  89. computer science

    A Bagels store charges 75 cents per bagel for orders of less than a half-dozen bagels and 60 cents per bagel for orders of a half-dozen or more. Assume that the number of bagels ordered has been stored in a variable named NumBagels. Write VB code that

    asked on November 2, 2015
  90. reading 5th grade

    Can you give me some examples of writing styles ???? I know one of them is expository composition

    asked on November 1, 2015
  91. Algebra

    Write the set using set-builder notation: {natural numbers greater than 11

    asked on October 26, 2015
  92. reading

    for the word algae what is its prefix, suffix, and root? is it: prefix-none suffix- none root- algae?

    asked on October 20, 2015
  93. science

    we brought a block of un sliced of cheese on the same day, and isn't moldy at all

    asked on September 15, 2015
  94. 6th Grade Math

    My Question: When Im doing multiplication, do i check it by using 2? For example: 84 times 37 = 3,078 How do i check my answer using estimation? - Answer: Im sorry, but i really need help on this question, I'm kinda stuck

    asked on September 15, 2015
  95. Calculus AB

    Find the limit as x->infinity of ((3x+2)/(3x+4))^(3x+1)

    asked on July 7, 2015
  96. Business

    Price Action on ebay are an example of a. e-business b. information c. entertainment d. communication I have a. e-business please help me

    asked on July 2, 2015
  97. Calculus

    Find the limit of cosx/(1-sinx) as x->(pi/2) from + side

    asked on July 2, 2015
  98. Help

    Compound subjects- those that joined with " and"- should take singular verbs. The CD player and moon-roof is included in the car's price. Is it true?

    asked on June 15, 2015
  99. college math

    each individual letter of the word Tallahassee is placed on a piece of paper and all 11 pieces of paper are placed in a hat. If one letter is selected at random from the hat, determine the probability that the letter T or E is selected.

    asked on May 13, 2015
  100. Co-operate Finance

    As the investment analyst for King breweries you are required to analyze the automated loom system in the Castle larger production line. The old system was purchased 5 years ago for $200,000. It falls in the accelerated cost recovery 5 year class and it

    asked on March 24, 2015


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