Most popular questions and responses by jared
  1. alg 2 review

    write the following absolute value expressions as piecewise expressions: y= abs(2x-4)

    asked on June 21, 2008
  2. Math

    Math riddle worksheet "did you hear about" 20 boxes Answer ASAP

    asked on February 7, 2012
  3. Geometry

    I have four questions: 1. The area of trapezoid ABCD is 60. One base is 4 units longer than the other, and the height of the trapezoid is 5. Find the length of the median of the trapezoid. 2. In trapezoid ABCD, line BC is parallel to line AD, angle ABD =

    asked on December 6, 2014
  4. algebra

    A cylinder has a radius of 4x + 2 and a height of 5x + 4. Which polynomial in standard form best describes the total volume of the cylinder? Use the formula v = pi r^2 h for the volume of a cylinder.

    asked on February 22, 2012
  5. la

    At the end of "Raymond's Run," Squeaky has a different attitude about running and about her rival, Gretchen. Describe the actions that demonstrate these changed feelings. What role does conflict play in Squeaky's changed attitude? Use events and details

    asked on October 20, 2014
  6. Physics

    At t = 0, a wheel rotating about a fixed axis at a constant angular acceleration of –0.40 rad/s^2 has an angular velocity of 1.5 rad/s and an angular position of 2.3 rad. What is the angular position of the wheel at t = 2.0 s? Ans: Theta final=4.5 rad

    asked on March 31, 2010
  7. Physics

    A 100-W light bulb has an average lifetime of 800 h. how many electrons Move through the bulb in its life?

    asked on April 3, 2017
  8. science

    How are Newton’s second and third laws of motion important to your everyday life?

    asked on October 24, 2014
  9. physics

    Starting from rest, a 10kg suitcase slides down a 3.00m long ramp inclined at 30 degrees from the floor. The coefficient of friction between the suitcase and the ramp is 0.35. 1) what net force is applied to the suitcase while it is on the ramp? 2)what is

    asked on December 13, 2015
  10. Math

    Jenna lives 4 3/10 miles from school, she estimates that she travels 4 x2x5 or 40 miles each week. Is her estimate an over estimate or underestimate? I think it is under estimate but not sure?

    asked on February 12, 2013
  11. 3rd grade math

    1. What is 47 and 52 rounded to nearest hundred? answer: both 0?

    asked on September 3, 2015
  12. math

    Melissa and her friends are stretching rubber bands for an activity in class. Melissa stretched her elastic to 10 inches. Juan stretched it 3 1/2 times as far. Sara stretched it 4/4 as far. Marsha stretched it 2/5 as far. Put the students in order of how

    asked on February 22, 2013
  13. Physics HELP!!

    What is the de Broglie wavelength of an electron that strikes the back of the face of a TV screen at 1/10 the speed of light?

    asked on May 2, 2012
  14. 6th grade Math

    1. At Saturday's football game, there were 45 more than half the fans at Fridays game. Assuming there were "x" fans at Friday's game, what expression represents the number of fans at Saturday's game? = 1/2x + 45 (1/2 times x plus 45) 2. What is the

    asked on November 8, 2018
  15. math

    Jared is scheduled to work for mc008-1.jpg of an hour at the school fair. He has already worked mc008-2.jpg of an hour. How much longer does he have to work?

    asked on January 22, 2017
  16. Pre Calculas

    A man who can row in still water at 3 mph heads directly across a river flowing at 7 mph. At what speed does he drift downstream?

    asked on May 12, 2015
  17. math

    which expression stands for "32 more than a number d" ? A. 32 x d B. 32- d c. 32 + d d. 32 divided by d I am not sure?

    asked on March 7, 2013
  18. la

    At the end of her aunt's story in “The Story-Teller," the older girl asks whether the girl in the story would have been rescued even if she had not been good. what does she seem to think is the theme of her aunts story? what detail in the aunt's story

    asked on November 6, 2014
  19. chemistry

    KHP is a monoprotic acid with a molar mass of 204.22 g/mol. The titration data are as following. The average concentration of NaOH solution is M. 1 2 3 mass of KHP (g) 2.789 2.543 2.612 vol NaOH used (mL) 27.77 23.22 27.12 You didn't ask a question but I

    asked on May 16, 2007
  20. Calculus

    Set up, but do not evaluate, the integral which gives the volume when the region bounded by the curves y = Ln(x), y = 2, and x = 1 is revolved around the line y = −2.

    asked on May 18, 2017
  21. Math

    How many integer palindromes are between 10,000 and 70,000 and how many of those are even?

    asked on November 19, 2013
  22. math

    Find the value of this integer expression: 2( 3 4 8 7) −+ − − + +++ .

    asked on November 16, 2017
  23. 4th grade math

    Can you help? 1. Choose the best estimate for the length of a bottle of glue. a. 15 millimeters b. 15 centimeters c. 15 meters d. 15 kilometers I know it's not c or d. So, i think it is a - 15 millimeters because length of 15 centimeters (length of

    asked on May 8, 2017
  24. Math6

    A gallon of water wighs 8 1/3 lb. How much does 1 1/5 gallon of water weigh? How do I figure this out?

    asked on January 27, 2013
  25. math

    Ms. shoemaker has 35 students in her classroom. Of those students 6/7 are right handed and 4/5 of te right handed students have brown eyes. How many right handed brown eyed students are in the class.

    asked on February 11, 2013
  26. 4th grade Algebra

    What is another way to write the expression 44n? What is another way to write the expression 44 divided by n?

    asked on March 6, 2013
  27. Trig

    Prove the following functions: (sinx+sin2x)/(1+cosx+cos2x)=tan x (cos3x/sinx)+(sin3x/cosx)=2cot2x tan2x=(2/cotx-tanx) theses are due in the am. Fastness would be great?

    asked on November 7, 2011
  28. Social Studies/English

    My social studies class is discussing the energy issues in the world today. I have to write an essay about an energy issue and include the two opposing sides viewpoints. The issue I would like to write about is the United States dependence on foreign oils.

    asked on May 7, 2008
  29. 5th grade Soc Studies

    can you check my answers? Tell which Bill or Rights is being shown in the examples. You may use an amendment more than once. 1. Boopsie Bride decided to change churches when she got married and the government didn't care. ans: 1st amendment (right to

    asked on October 14, 2017
  30. chemistry

    If the stockroom fails to dry the KHP to remove the waters of hydration, the student's calculated concentration for the standardized base will be: ____________ (low, high, or unaffected) A drop of NaOH is hanging from the buret tip before the titration of

    asked on May 16, 2007
  31. Phsycis/Math (please help)

    Two blocks are connected by a string over a frictionless, massless pulley such that one is resting on an inclined plane and the other is hanging over the top edge of the plane. The inclined plane is inclined at an angle of 37 degrees. The hanging block has

    asked on November 20, 2013
  32. math

    A 4-pound box of rice, which is a mixture of white rice and wild rice, sells for $1.80 per pound. White rice sells for $0.75 per pound. Wild rice sells for $2.25 per pound. How many pounds of white rice are in the mixture? -White rice = W Wild ride= S

    asked on February 1, 2017
  33. chemistry

    Would the following errors cause an increase or decrease in absorbance and % Transmittance? insoluble particles were accidentally pipetted into the cuvette with the solution the cuvette was wet and not prerinsed with the solution. fingerprints were not

    asked on May 10, 2007
  34. Quadratic Functions in Algebra

    Suppose C(x)=x^2−6x+20 represents the costs, in hundreds, to produce x thousand pens. How many pens should be produced to minimize the cost? What is the minimum cost? Number of pens to minimize cost: Minimum Cost:

    asked on March 18, 2014
  35. physics

    A cylindrical fishing reel has a mass of 0.899 kg and a radius of 5.21 cm. A friction clutch in the reel exerts a restraining torque of 1.43 N · m if a fish pulls on the line. The fisherman gets a bite, and the reel begins to spin with an angular

    asked on November 27, 2012

    Many people mistakenly believe that the astronauts who orbit the Earth are "above gravity." Calculate g for space shuttle territory, 225 kilometers above the Earth's surface (dashed line in sketch). Earth's mass is 6 1024 kg, and its radius is 6.38 106 m

    asked on February 20, 2012
  37. math

    the distance, d, an object falls when dropped from a tower varies directly as the square of the time it falls. If the object falls 144 feet in 3 seconds, how far will it fall in 11 seconds?

    asked on January 4, 2011
  38. math

    Marco's goal is to eat only 2,000 calories each day. One day for breakfast he consumed 310 calories, for lunch he consumed 200 more calories than breakfast, and for dinner he consumed 800. Did he make his goal? I added 310+510=810+800 and got 1,610 not

    asked on March 14, 2013
  39. Linear Programming - The Graphical Method

    A farmer is going to divide her 60 acre farm between two crops. Seed for crop A costs $20 per acre. Seed for crop B costs $10 per acre. The farmer can spend at most $700 on seed. If crop B brings in a profit of $60 per acre, and crop A brings in a profit

    asked on November 20, 2016
  40. physics

    A uniform disk of radius 0.48 m is mounted on a frictionless, horizontal axis. A light cord wrapped around the disk supports a 1.4 kg object, as shown. When released from rest the object falls with a downward acceleration of 3.6 m/s^2. What is the moment

    asked on November 27, 2012
  41. math

    Algebra write a mixed number for p so that 3 1/4 x p is more than 3 1/4= I was not sure I was thinking 2 2/3?

    asked on February 15, 2013
  42. Physics 1 (Calc Based)

    At t = 0, a wheel rotating about a fixed axis at a constant angular acceleration of –0.40 rad/s^2 has an angular velocity of 1.5 rad/s and an angular position of 2.3 rad. What is the angular position of the wheel at t = 2.0 s? Ans: Theta final=4.5 rad

    asked on March 31, 2010
  43. math- precalculus

    I've attempted this problem a few times but I can't get the right answer. Can someone show me how I can do it? A ship leaves the port of Miami with a bearing of 100 degrees and a speed of 15 knots. After 1 hour, the ship turns 90 degrees toward the south.

    asked on March 21, 2009
  44. Maths

    Fred said,"Each of my sons has twice as many sisters as he has brothers and each daughter has the same number of brothers as she has sisters." How many sons and daughters does Fred have? 3 sons 4 daughters

    asked on June 6, 2007
  45. physics

    If you push the outer edge of a 1.05-m-wide door with a 23.0-N tangential force, what torque results? What is the torque if you apply the same magnitude of force, in the same place, but at a 45 degree angle?

    asked on November 11, 2011
  46. physics

    A skydiver, who weighs 650 N, is falling at a constant speed with his parachute open. Consider the apparatus that connects the parachute to the skydiver to be part of the parachute. The parachute pulls upward with a force of 620 N. Consider the skydiver

    asked on February 19, 2010
  47. science-math help

    Explain why a 1:3 ratio of green-seeded plants to yellow-seeded plants is the same as a fraction of 1/4 green seeded plants thanks

    asked on April 1, 2009
  48. Math problems

    a farmer plants .6 0f a field with peanuts. the field is 5.6 acres in size. how many acres are planted with peanuts

    asked on February 1, 2015
  49. Statistics

    How much does a sleeping bag cost? Let us say you want a sleeping bag that should keep you warm in temperatures from 20ºF to 45ºF. A random sample of prices ($) for sleeping bags in this temperature range was taken from a magazine. 93 106 86 109 81 111

    asked on June 20, 2010
  50. english

    Should there be a comma in this sentence? Where should they be? My friend Katrina moved to Seattle Washington recently.

    asked on October 15, 2009
  51. math

    describe a model that represents 3/3 x 4/4 I need to explain this

    asked on February 11, 2013
  52. math

    I need help in solving two-step inequalities. 7 - 4w

    asked on November 2, 2011
  53. 4th grade math - line plot

    Can you explain how to answer the following question? Information: Tally chart shows the widths of buttons collected (button sizes in inches). 1/8 in = 6 buttons, 2/8 in = 0 buttons, 3/8 in = 3 buttons, 4/8 in = 1 button, 5/8 inc = 2 buttons, 7/8 in = 4

    asked on May 17, 2017
  54. Physics

    A train blows its horn as it approaches a crossing. A.) if the train engineer observes a frequency of 125Hz and a stationary observer at the crossing observes a frequency of 132Hz, what is the speed of the train? (The speed of sound is 330m/sec on this

    asked on March 27, 2017
  55. Physics

    A diverging lens has a focal length of 17.3 cm. An object 1.08 cm in height is placed 184 cm in front of the lens. Locate the position of the image. Answer in units of cm.

    asked on May 31, 2016
  56. physics

    A uniform rod is set up so that it can rotate about a perpendicular axis at one of its ends. The length and mass of the rod are 0.849 m and 1.17 kg. What constant-magnitude force acting at the other end of the rod perpendicularly both to the rod and to the

    asked on October 28, 2014
  57. la

    While Cyril is smacking the seat cushions, his aunt invites him to look out the window. What can you infer from these two details in "The Story-Teller"? The aunt is trying to distract Cyril and get him to behave. The aunt is punishing Cyril for his bad

    asked on October 21, 2014
  58. Math Explanation

    Explain what 4 raised to the fourth power means.

    asked on October 3, 2013
  59. Pre Algebra

    I have work problem that I am unable to solve. Each hour Maggie baby sits she charges $2 plus .75 for each child. Write an equation for Maggie's hourly rate h in terms of the number of children c. Solve the equation to find the hourly rate when Maggie baby

    asked on November 7, 2011
  60. Chemistry

    Why doesn't potassium ion K+ from KMnO4 appear in the following two unbalanced equations: MnO4– + C2O42– --> Mn2+ + CO2 MnO4– + Fe2+ --> Mn2+ + Fe3+ ? is it because K+ is just a spectator ion or is it because K+ would cause a net positive charge in

    asked on July 4, 2007
  61. 3rd grade math

    What is the value of the underlined digit? $2.29 (9 is the underlned digit). My teacher said it's not the ones place. How do i figure it out?

    asked on September 1, 2015
  62. Chemistry

    Calculate the concentration of a 50.0mL sample of HBr acid, which was titrated with 37.7 mL of 0.57 M NaOH base. Why is an overshot endpoint not a good titration?

    asked on April 10, 2008
  63. Chemistry

    Which of the following is the best definition of Hess' Law? A. Heat evolved in a given process can be expressed as the sum of the heats of several processes that, when added, yield the process of interest. B. The enthalpy of a process is the difference

    asked on May 7, 2007
  64. 5th grade Math

    Can you check my answer? 4. Solve. 6 tenths = ___ thousandths Answer = 600 5. Write 347.392 in expanded form. Answer: (3*100)+(4*10)+(7*1)+(3* 1/10) + (9*1/100)+ (2*1/1000) 9. Write in standard form (number name) for: three thousand four hundred eight-two

    asked on October 7, 2017
  65. 5th grade Math

    1. Jack arranges his baseball cards in 15 rows with 25 baseball cards in each row. his friend Jorge has 2 times as many baseball cards as jack. Write a multiplication equation to represent the total number of baseball cards Jorge has. = (15*25)*2

    asked on September 22, 2017
  66. math

    I have to put these in order from greatest to least without multiplying? 6x 2/5, 3 2/3x 2/5, 2/7x2/5, 2/2x2/5 I think this is correct the way it is am I right?

    asked on February 22, 2013
  67. word problem

    Millwood city is constructing a new highway through town. The construction crew can complete 5 3/6 miles of road each month. The total new highway will be 54 miles long. Will the highway be finished in 8 months? I know that 36 2/5 miles of highway can be

    asked on February 15, 2013
  68. physics

    A charge of 2.1 nC and a charge of 4.7 nC are separated by 57.90 cm. Find the equilibrium position for a -4.7 nC charge. _______________cm from the 2.1 nC charge. i know you have to use coulomb's law but how can i use it

    asked on April 10, 2012
  69. Physics

    A box with a mass of 4.0kg is sitting on a plane angled at 60degrees above the horizontal. The coefficient of friction between the box and the plane is 0.3. What is the horizontally applied force necessary to stop the box from sliding down the ramp?

    asked on January 2, 2011
  70. Math

    Currently, you have $80 and your sister has $145. You decide to save $6 of your allowance each week, while your sister decides to spend her whole allowance plus $7 each week. How long will it be before you have as much money as your sister?

    asked on January 5, 2017
  71. Physics

    Runner A is running at a constant rate of 2.3 m/s when he passes runner B who is stationary. Runner A continues running at a constant pace, and Runner B begins to run 4 seconds after Runner A just passes him. If Runner B is accelerating at a rate of .5

    asked on November 14, 2012
  72. chemistry

    A) A student performed the freezing point depression experiment according to directions but mistakenly recorded the mass of lauric acid as 8.300 g instead of 8.003 g. The calculated molar mass of the unknown acid will be ___________ than the true value,

    asked on August 8, 2008
  73. social studies

    I posted this question the other day but all the websites I was given were about the negative effects and the people against the United States depending on foreign oil. Are there any articles that are for the U.S. dependence on foreign oil? I have to write

    asked on May 8, 2008
  74. 5th grade LA

    For the following sentences, identify the verbs. Then write the correct form of one verb to match the tense of the other one. If no change is needed, write NC. 1. The stage crew placed teh props on stage and sets them in place. verbs: placed, sets answer:

    asked on December 7, 2017
  75. 5th grade LA

    Identify the preposition. 1. He was bitten by the dog with the red collar. a: by, with 2. Take the fire escape on the side of the building. a: on, of 3. He brushed his hair with the brush from the dollar store. a: with, from 4. The robot with the mohawk

    asked on October 12, 2017
  76. physics

    Guys help with my physics please!!! Four 40-gram weights are suspended at the 13-cm 21-cm 35-cm and 74-cm marks of a uniform meter stick.if the stick is supported at the mid point what load must be suspended at the 82 cm mark to attain equilibrium please

    asked on August 31, 2015
  77. Math

    The freezer is always less than 6 degrees Fahrenheit write an inequality for the temperature t in degrees. Graph the inequality

    asked on March 11, 2013
  78. calculus

    a suspenion bridge is in a shape of a parabola and has a length of 3000 feet between the uprights. the roadbed is 50 feet above the river and the lowest point of the curved cable is 25 feet above the road. if the height is 450 feet, how long is the

    asked on November 5, 2010
  79. Calc

    Find a cubic function, in the form below, that has a local maximum value of 3 at -2 and a local minimum value of 0 at 1. f (x) = ax3 + bx2 + cx + d

    asked on November 16, 2009
  80. chemistry

    An unknown was prepared with the concentration of 0.000331 M. A Beer's Law plot was prepared using the absorbance values from standard solutions of ASA and a line drawn through all the points passed through the origin with a slope of 1646.3 M–1 . The

    asked on May 14, 2007
  81. biology

    1. In the order they occur, list and describe the 4 main steps of mitosis. You may provide an illustration if you prefer, but you must name the steps in order. (4 points)

    asked on October 9, 2018
  82. Maths

    The points A(1,5) and B(9,3) are part of a triangle ΔABC. The triangle has a right angle at A and and sides satisfy AB=2AC. Find a point C such that C lies above the line AB.

    asked on October 31, 2016
  83. Physics

    Keisha throws a baseball with an initial velocity of 30 m/s at 30.0° above the horizontal. If air resistance is negligible, how long does it take for the baseball to reach the maximum height of its trajectory? Assume that the acceleration due to gravity

    asked on September 23, 2016
  84. Biology

    Treehoppers have either purple, or green, or white skin. Other geneticists have determined that: (1) whenever one white treehopper is mated with another white treehopper all the progeny are white. (2) whenever two pure bred purple treehoppers are mated all

    asked on March 21, 2016
  85. Math Word Problem

    Stefany ran 2 miles each day for 14 days. How many miles did she run in 14 days? Explain two different ways to solve this problen, and then solve

    asked on September 23, 2013
  86. English

    Revising and Editing It is not only quick and easy to make but it also tastes good and is fun to eat. What changes should be made in this sentence? Insert a comma after make? Change good to well? or insert a comma after fun?

    asked on March 1, 2013
  87. math

    show 3 ways to estimate 3/5 x 9 1/2 identify each method you use? I am lost!!!!

    asked on February 12, 2013
  88. math

    a cereal maker is currently packaging cereal in cylindrical boxes with a 6" diameter and a height of 10". The cereal maker is considering changing to rectangular boxes. The two boxes need to have the same height to fit on the grocery store shelf and they

    asked on February 9, 2012
  89. arithmetic

    I do not understand my math problem. The problem is below. A recipe for a loaf of bread calls for 3/4 cup of oatmeal. How much oatmeal do you need if you make half the recipe?

    asked on December 9, 2009
  90. advanced math

    suppose that a1, a2, a3, ..., ak forms an arithmetic sequence. If a5+a8+a11=10, a7+a10+a13=12, and ak=11, find k note: the numbers and the k after the a's are subscript but i don't know how to type that

    asked on September 30, 2009
  91. Maths

    Carlos is training for the Olympics. His first training session lasted for one hour and he increases each training session by ten minutes every time. After fiteen sessions, how many minutes will be spend training? one hour + 15*1/6 hour. Now multiply by

    asked on June 12, 2007
  92. chemistry

    Which of the following safety precautions is unnecessary for the 'Mass Percent of ASA' experiment? A. 1M NaOH is basic and corrosive. Skin contact should be avoided. B. Do not ingest the aspirin used in this experiment as it may be contaminated with other

    asked on May 10, 2007
  93. Math

    4. The animal shelter rescued 40 cats and dogs today. If 12 of them were cats, what percent of them were dogs? Should I solve by subtracting 40-12 to get the number of dogs or solve using the cats and then subtracting that from 100? 40-12 = 28 dogs 28/40 =

    asked on October 7, 2018
  94. 5th grade science

    Can you check this question? 7. Which of the following is an instinctive behavior that an organism can inherit from its parents? a. a raccoon taking lids off trash cans to find food. b. a dog barking loudly when doorbell rings c. a seal balancing a ball on

    asked on October 29, 2017
  95. Physics

    How many x-ray photons are emitted per second by an x-ray tube that puts out 1.0 W of 75-KeV x rays?

    asked on April 24, 2017
  96. Statistics

    If the slope of the regression line is negative and the correlation coefficient is -.5, coefficient of determination is: - It would be -0.25. Correlation coefficient = r and coefficient of determination = r^2. Then, coefficient of determination would be

    asked on April 23, 2017
  97. Physics

    A person takes a trip, driving with a constant speed of 94.0 km/h except for a 22.0 min rest stop. If the person's average speed is 60.1 km/h, how much time is spent on the trip and how far does the person travel?

    asked on September 18, 2016
  98. physics

    The membrane that surrounds a certain type of living cell has a surface area of 4.50 × 10-9 m2 and a thickness of 1.00 × 10-8 m. Assume that the membrane behaves like a parallel plate capacitor and has a dielectric constant of 5.3. The potential on the

    asked on February 2, 2016
  99. Statics

    If both the projection Pa and component Fb of the force F are 250 N, determine the magnitude of the resultant F and the orientation theta of the b-axis. There is a 34 degree angle from the resultant force to the a-axis. There is a 4 degree angle from the

    asked on August 27, 2015
  100. Physics

    A .75kg block is going at a velocity of 1.5m/s and moves on a frictionless surface. Then all of a sudden, the block hits a rough patch. The rough patch is .5m long and has a coefficient of friction of .25. Then it slides onto the frictionless surface

    asked on March 16, 2014


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