Newest questions and responses by aaron
  1. Statistics

    A sample of 10 washing machines is selected from a process that is 10% nonconforming. What is the probability of 1 nonconforming washing machine in the sample? Use the Poisson distribution. I'm supposed to use the Poisson chart to determine the answer

    asked on October 23, 2018
  2. physics

    You're in an airplane that flies horizontally with speed 860 km/h (240 m/s ) when an engine falls off. Neglecting air resistance, assume it takes 26 s for the engine to hit the ground. Hight of airplane is: H = 3.3 km horizontal distance that the aircraft

    asked on October 12, 2018
  3. Physics

    A ball is thrown vertically with a velocity V0 from a building with height h, a second ball is dropped from the same building a second later, calculate the maximum inicial velocity V0 needed so that both balls get to the ground at the same time and so that

    asked on September 28, 2018
  4. Calculus

    Show that the series sum(-1)^(n-1) b_n, where b_n = 1/2 if n is odd and b_n = 1/n^2 if n is even, is divergent.

    asked on April 24, 2018
  5. math

    Craig is arranging plates for a party. He has 3 types of sandwich, 2 types of cake and 4 types of biscuit. Which shows the number of possible combinations of sandwich, cake and biscuit on a plate? A) (3*2) + (3*4) How do i work this out? B) 3*2*4 C) (3*4)

    asked on March 18, 2018
  6. math

    Hamid will be x years old 7 years from now. How old was he 7 years ago? (Your answer should include x.)

    asked on March 17, 2018
  7. English

    Include a colon and an explanation. The town reminded me of my childhood vacations: both were on the beach. Is this right?

    asked on March 16, 2018
  8. English

    why does the author repeat the word 'never-ending'? Life seemed to be never ending. Every day, i rush to the car, i rush to school. Lessons seemed to be a never-ending run.

    asked on March 13, 2018
  9. English

    change general into a word that means make bigger... the word starts with an e.

    asked on February 25, 2018
  10. English

    does this sentence make sense? He had to leave the park soon because he left his three cars' engines running.

    asked on February 11, 2018
  11. English

    can you write a sentence using the words snails' shells?

    asked on February 10, 2018
  12. English

    can you write a sentence using the words: bicycle's wheel? thank you.

    asked on February 9, 2018
  13. math

    i will roll a fair 6-sided dice. Writing your answers as fractions in their lowest terms, what is the probability of rolling: 1) a 4? 2) an even number? 3) a 7? 4) number less than 5? 5) number less than 10?

    asked on January 16, 2018
  14. english

    The narrator found ______ in front of the Post Office.

    asked on January 8, 2018
  15. English

    please can u check my work. Thank you. example of a passive sentence: Macaws eat nuts and berries. Nuts and berries are eaten by the Macaw. 1) Capuchin monkeys eat fruit, insects, leaves, small birds and frogs. my answer: Frogs, small birds, leaves,

    asked on January 7, 2018
  16. math

    Multiply 3/14 of a week by four and give your answer in hours. I am not sure how to do this in an easy way. thank you for helping.

    asked on December 31, 2017
  17. English

    can u write five lines of a story about u and some explorers in the forest and something happens as monsters leave the clearing. it doesn't have to be that descriptive as I am going to improve it by adding adjectives and other punctuation. thank you. P.S

    asked on December 5, 2017
  18. Chemistry

    Write the element symbol and charge for this monatomic ion: Consider a monatomic ion that has the electron configuration of [Kr]4d^10 5s^2 and a charge of 2+

    asked on November 21, 2017
  19. Chemistry

    -Calcium chloride contains calcium and chloride ions. Write the ground-state electron configuration for the calcium ion. -Write the ground-state electron configuration for the chloride ion.

    asked on November 21, 2017
  20. Math

    Julio purchased some power tools totaling $2,174 using a six-month deferred payment plan with an interest rate of 28.19%. He did not make any payments during the deferment period. What will the total cost of the power tools be if he must pay them off the

    asked on November 10, 2017
  21. Geometry

    There are three points on a line, A, B, and C, so that AB = 12 cm, BC = 13.5 cm. Find the length of the segment AC . Give all possible answers.

    asked on November 10, 2017
  22. Math

    Show how to make one addend the next tens number. 15+37=?

    asked on October 17, 2017
  23. Physics

    In an electric freezer, 400.0 g of water at 18.0 degree C is cooled, frozen, and the ice is chilled to -5.00 degree C. How much total heat was removed from the water

    asked on August 24, 2017
  24. Verbal

    Claudia is orginising a fashion show .Jamie,Alice,Susie and Lao are modelling the outfits.Each wears 4 different outfits. All of lao's outfits are pink.Half of Alice's outfits are pink and the rest are red.One of Jamie's outfits is red and the others are

    asked on July 1, 2017
  25. Physics

    A weightlifter raises a barbell of mass 150 kg from the floor to over his head 2.5 meters in 3 seconds. What is his average power input?

    asked on June 5, 2017
  26. Science

    Hello, can anyone help me answer this question: What is the result of a silent mutation at a) DNA level b) amino acid level c) protein level d) phenotype level Thank you.

    asked on June 5, 2017
  27. algebra

    describe the transformation done by y=1/x to get y = 1/4x -12

    asked on April 13, 2017
  28. Algebra

    Determine the holes, vertical asymptotes and horizontal asymptotes of the rational function y=(3x^(2)+8x-10)/(x^(2)+7x+12) Hole: Vertical Asymptote: Horizontal Asymptote:

    asked on April 13, 2017
  29. Algebra

    b) y = 3(.25)^x growth or decay y-intercept:

    asked on April 10, 2017
  30. Algebra

    Determine whether each function is an example of exponential growth or decay. Then find the y-intercept. a) y = 2(4)^x growth or decay y-intercept: b) y = 3(.25)^x growth or decay y-intercept:

    asked on April 9, 2017
  31. algebra

    The length of a rectangle is 2 1/2 times the width, and the perimeter is 42 feet. What are the dimensions of this rectangle?

    asked on April 6, 2017
  32. algebra

    The ratio of Natalie’s markers to Susan’s markers was 5:3 at first. After Natalie gave 25 markers to Susan, they had an equal amount of markers each. How many markers did they have altogether?

    asked on April 4, 2017
  33. Algebra

    1. Find all the real square roots of a. .0064 b. - .0081

    asked on March 5, 2017
  34. Algebra

    1. Find all the real square roots of a. .0064 b. - .0081

    asked on March 5, 2017
  35. Algebra

    Rewrite 32^3/5 as a radical expression and then simplify.

    asked on March 5, 2017
  36. chemistry

    A student dissolves a .726 g aspirin tablet in water and titrates the solution with .272 M NaOH are required to reach the equivalence point. Calculate the percentage of acetylsaliclic acid in the tablet. I am not really sure where to start with this. I

    asked on February 27, 2017
  37. Biology

    What amino acid property makes proteins highly functional? I would assume it would be the structure and sequence, but are there additional properties?

    asked on February 23, 2017
  38. Introduction to small engines

    The distance the piston must travel from TDC to BDC is referred to as the of the engine

    asked on February 22, 2017
  39. chemistry

    Create balanced equation, given the two compounds in aqueous solution may react with one another. State whether or not a chemical reaction occurs. Make sure to include the state of each reactant and product. If a precipitation reaction occurs, provide the

    asked on February 20, 2017
  40. C

    Most organisations produce a document stating what they expect their members to do to behave in an ethical way. State the name of these documents... Thank you.

    asked on February 2, 2017
  41. Science

    The (blank) has given scientists information about past life on Earth.

    asked on January 30, 2017
  42. Pre Cal 12

    A 12cm by 8cm rectangular piece of metal is to be made into an open-top box by cutting a sqaure from corner and folding up the resulting flaps (sides). If the volume of the lidless box is 36 cm what are the integer dimensions of the box?

    asked on January 26, 2017
  43. Maths

    Grace spent 1/8of her money on popcorn and 1/4 of her money on a drink. 1.IF THE drink cost€1.32,how much money had she altogether 2.what fraction of her money did she spend? 3.how much money had she left?

    asked on January 26, 2017
  44. Math

    is x^2-3x+28 factorable

    asked on January 22, 2017
  45. algebra

    The perimeter of a square is to be at least 15 feet, but not more that 52 feet. Find all possible values for the length of its sides.

    asked on January 11, 2017
  46. Algebra

    What is the equation, in standard form, of a parabola that models the values in the table x (-2,0,4) F(x) (2.5,1.5,-60.5)

    asked on January 10, 2017
  47. social studies

    Compare the situation in Burundi to the American Revolution

    asked on December 19, 2016
  48. Algebra

    Can someone help me with these two equations, I need to solve them by completing the square, I know the answers, (Number 1 is -11.56, 1.56, and number 2 is -10.35, 1.35) I just can’t remember how to get those numbers again, I have so much math on my

    asked on December 16, 2016
  49. Algebra

    A conic section has the equation x2 + y2 + 10x + 8y = 40. Determine the following: type of conic, domain and range, axes of symmetry, and center. Show your work.

    asked on December 15, 2016
  50. Algebra

    Identify the type of conic section that has the equation 9x^2+ 25y^2 =225 and identify its domain and range.

    asked on December 14, 2016
  51. Algebra

    the foci of the ellipse given by the equation 100x2 + 25y2 = 2500?

    asked on December 13, 2016
  52. math

    For an 18 month period, the last term is and the series sum is . For a 24 month period, the last term is and the series sum is . For a 30 month period, the last term is and the series sum is .

    asked on December 6, 2016
  53. None

    If there's three there's two If there's two there's one If there's one there's none. What's the answer?

    asked on November 28, 2016
  54. Algebra

    The equation h = -16t^2 + 32t + 9 gives the height of a ball, h, in feet above the ground, at t seconds after the ball is thrown upward. How many seconds after the ball is thrown will it reach its maximum height? What is its maximum height?

    asked on November 26, 2016
  55. Math

    A hardware store makes a mixed bag of 42 items using screws, bolts, and washers. The cost of screws are $3.00 each, bolts cost $2.00 each, and washers are $1.50 each. The mixture calls for four times as many screws than bolts. The total cost of the mixture

    asked on October 16, 2016
  56. Math

    What point maximizes the objective function P = 4x + 3y for the constraints below. What is the maximum value? Constraints: x>=0 y>=0 y=y

    asked on October 13, 2016
  57. Physics

    Figure shows a circular wire loop of radius r carrying current i placed in a perpendicular magnetic field B. Suppose that the radius of cross section of the wire is a. Find the decrease in radius of loop when magnetic field is switched off if Young’s

    asked on September 28, 2016
  58. Algebra

    12. Determine whether y varies directly with x. If so, find the constant of variation and write the function rule. x - 1, 2, 5 y - 1, 2, 5

    asked on September 27, 2016
  59. Algebra

    graph the inequality y

    asked on September 27, 2016
  60. Algebra

    8. Write an equation for a trend line and predict the value when x is 15. x 0 3 6 9 12 y 17.5 35.4 50,5 60.6 66.3

    asked on September 27, 2016
  61. Algebra

    7. Write the equation of a trend line. Number of hours 8 5 12 10 2 9 11 14 Score% 7562 80 85 35 70 82 95

    asked on September 27, 2016
  62. Math

    an oak tree casts a shadow that is 5 meters long. at the same time, a 6.2-meter-tall flagpole casts a shadow 4 meters long. how tall is the tree?

    asked on September 11, 2016
  63. Chemistry

    One isotope of a metallic element has mass number 10 and has 7 neutrons in the nucleus. It forms an atomic ion having 2 electrons. Enter the symbol for this ion

    asked on September 6, 2016
  64. Goverment

    Which of the following was one compromise related to the Declaration of Independence that was agreed to by the delegates to the second continental congress? Language condemning the slave trade was removed Language criticizing the English people was

    asked on August 17, 2016
  65. Chemistry

    Describe how lead(II) iodide cen be prepared in the laboratory

    asked on August 2, 2016
  66. physics

    Michael, whose mass is 80 kg, runs at a speed of 3 m/s. What is his kinetic energy?

    asked on July 18, 2016
  67. Model Essays

    All of us have probably experienced a particular moment (or perhaps many moments) when we were willing to dine out on anything but fast food. What do you think we are seeking at such times? Following Visser's example, write an essay analyzing the "culture"

    asked on July 12, 2016
  68. Math

    What is the difference between 20 hundreds and 3 x 10 to the 2nd power

    asked on June 25, 2016
  69. Math

    How much more is 245,612 than the combined numbers of 18,912 and 45,608

    asked on June 25, 2016
  70. Math

    I am a number between 1000000 and 2000000. My ones digit is the sum of my tens and hundreds digits and is also the sum of my millions and ten thousands digits.my hundred thousands, thousands, and ones digits are the same.the sum of my digits is 45.what

    asked on June 25, 2016
  71. Math

    I am a number between 1000000 and 2000000. My ones digit is the sum of my tens and hundreds digits and is also the sum of my millions and ten thousands digits.my hundred thousands, thousands, and ones digits are the same.the sum of my digits is 45.what

    asked on June 24, 2016
  72. Finance

    Mrs. Rogers wants to take a trip in ten years, she can save 650 every 3 months and earns 7.8% compounded quarterly. How much is her account worth at 5 years? What formula should I be using for this? None of them I have tried seem to give me near the

    asked on May 16, 2016
  73. Geography

    Islanders living in Beqa, Fiji lived primarily by hunting and eating meat by fishing and cultivating tara (my answer) by gathering nuts for exports by eating plants

    asked on May 4, 2016

    color each point in the coordinate plane either red or blue. prove that no matter how the coloring is done there must exist two points of distance one that are the same color.

    asked on May 2, 2016

    given real numbers x, a, b with x>= a>= b>= 0, show that sqrt x+b - sqrt x-a >= sqrt x+a - sqrt x-b

    asked on May 2, 2016
  76. trig3

    color each point in the coordinate plane either red or blue. prove that no matter how the coloring is done there must exist two points of distance one that are the same color.

    asked on May 1, 2016
  77. trig2

    given real numbers x, a, b with x>= a>= b>= 0, show that sqrt x+b - sqrt x-a >= sqrt x+a - sqrt x-b

    asked on May 1, 2016
  78. trig

    tan(theta)/tan(2theta)-tan(theta)= cos(2theta)

    asked on May 1, 2016
  79. Biology

    Do you expect that somatic cell gene therapy and germ-line gene therapy for the same disease will be equally difficult?

    asked on April 28, 2016
  80. maths


    asked on April 18, 2016
  81. math

    The mean of 14 numbers is 50. Removing one of the numbers causes the mean to decrease to 43. What number was removed?

    asked on March 23, 2016
  82. math

    For a popular Broadway musical, the theater box office sold 356 tickets at $80 apiece, 275 tickets at $60 apiece, and 369 tickets at $45 apiece. How much money did the box office take in? A. $16,605 B. $44,980 C. $61,585 D. $16,500

    asked on March 8, 2016
  83. Chemistry

    An interference filter is to be constructed for isolation of the nitrobenzene absorption band at 1537 cm-1. (a) If it is to be based on first-order interference, what should be the thickness of the dielectric layer (refractive index of 1.34)? (b) What

    asked on February 27, 2016
  84. chemistry

    For the reaction N2(g) + 3H2(g) 2NH3(g), what will happen if more ammonia gas is added?

    asked on February 3, 2016
  85. Math

    Can someone help me complete this table? a - 5, 6, 7, 8, 9 b - 3.8, 4.6, 5.4, _, _ So, do you add 0.8 each time? I think the next two numbers are 6.2 and 7.0.

    asked on January 7, 2016
  86. math

    Can someone help me complete this table? a - 5, 6, 7, 8, 9 b - 3.8, 4.6, 5.4, _, _ I don't have any answers. I'm sorry. Is there a rule?

    asked on January 7, 2016
  87. physics

    a side view of a car tire before it is mounted on a wheel. Model it as having two sidewalls of uniform thickness 0.695 cm and a tread wall of uniform thickness 2.50 cm and width 23.2 cm. Assume the rubber has a uniform density 1.10 103 kg/m3. Find its

    asked on December 22, 2015
  88. Chemistry

    How many g of CaCl2 are required to prepare 0.250 L of a 0.200 M solution?

    asked on December 13, 2015
  89. Math

    Samantha wants to find the height of a pine tree in her yard. She measures the height of the mailbox at 3 feet and its shadow at 4.8 feet. Then she measures the shadow of the tree at 56 feet. How tall is the tree?

    asked on November 19, 2015
  90. physics

    A cat is chasing a mouse. The mouse runs in a straight line at a speed of 2.2 m/s. If the cat leaps off the floor at a 29° angle and a speed of 4.0 m/s, at what distance behind the mouse should the cat leap in order to land on the poor mouse?

    asked on November 4, 2015
  91. Chemistry

    Now, my problem with this question is the break-down, I don't know where to start. Calculate the volume of H (g), measured at 21.9°C and 769 Torr required to react with 36.3 L CO(g), also measured at 21.9°C and 769 Torr. Assume the gases react as

    asked on October 23, 2015
  92. algebra 2

    3x+y+z=14 -x+2y-3z=-9 5x-y+5z=30 linear equations solve by elimination

    asked on September 30, 2015
  93. math

    What are the important variables in the problem below? A test is worth 50 points. Multiple-choice questions are worth 1 point, and short-answer questions are worth 3 points. If the test has 20 questions, how many multiple-choice questions are there?

    asked on September 28, 2015
  94. science

    Describe how you would find the mass of 250mL of water

    asked on September 22, 2015
  95. chemistry HELP!!

    Reaction Rate = -(1/2) [d(H2O2)/dt] = [d(O2)/ dt] Using 25 mL of a 0.2 M hydrogen peroxide solution, the following results are obtained from the equation above: 8.62 mL of gas is collected in 120 seconds. (Assume 760 Torr = 1 atm) Room temperature is 25

    asked on September 21, 2015
  96. Math

    On December 10, 2014, Jennings, Inc. paid out total dividends of $450,000 (this was the only dividend payment made during the year). If Jennings reported Retained earnings of $2,186,000 for 2013 and Retained earnings of $2,380,000 for 2014, what was

    asked on September 9, 2015
  97. algebra

    An executive drove from home at an average speed of 45 mph to an airport where a helicopter was waiting. The executive boarded the helicopter and flew to the corporate offices at an average speed of 120 mph. The entire distance was 250 miles; the entire

    asked on September 9, 2015
  98. Math

    A bag held 3 red marbles, 1 blue marble, and 4 yellow marbles. Lee drew a red marble and did not replace it. What is the probability of drawing a yellow marble next? A. 1/4 B. 1/3 C. 1/2 D. 4/7

    asked on May 19, 2015
  99. life orintation

    TOPIC:campaign with responsibility CRITICAL FOR MARKS (A)introduction (3marks) (B) description of recent service delivery protest (5marks ) (C)research on processes of campaigns and protests (20 marks) (D)evaluation of current protests (20marks) (E)

    asked on May 10, 2015
  100. algebra

    A package is dropped from a helicopter at 1600 feet. The height of the package can be modeled by: h = -16t squared + 1600 , where h is the height of the package in feet and t is the time in seconds. How long will it take for the package to hit the ground?

    asked on April 13, 2015


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