Most popular questions and responses by Patricia
  1. 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
  2. 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
  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

    An 800.0 kg roller coaster car is at rest at the top of a 95 m hill. It rolls down the first drop to a height of 31 m. When it travels to the top of the second hill, it is moving at 28 m/s. It then rolls down the second hill until it is at ground level.

    asked on June 6, 2012
  5. Math

    Rename the number 24 ten thousand

    asked on September 27, 2017
  6. 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
  7. lifeorientation

    wht is the six symtoms of intrapersonal conflict in a person

    asked on February 28, 2015
  8. 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
  9. 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
  10. 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
  11. business

    Would you invest in the company you reviewed based on the information contained in the annual report? Why or why not? Please list examples to support your answer.

    asked on June 17, 2012
  12. 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
  13. 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
  14. Math

    "Mr. Macho, my great dane, ate 125 hotdogs over a five-day period. Each day he atee seven more hot dogs than on the previous day. How many hot dogs did he eat on the first day?" I got 55 hot dogs. Is this right??

    asked on November 17, 2009
  15. 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
  16. 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
  17. 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
  18. world history

    What characteristics did fascism under Mussolini and Hitler have in common with communism under Stalin?

    asked on March 26, 2013
  19. Discuss the economic impact of immigration in the

    Discuss the economic impact of immigration in the United States.

    asked on August 11, 2008
  20. 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
  21. 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
  22. 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
  23. 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
  24. 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
  25. Chemistry

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

    asked on April 27, 2011
  26. chemistry

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

    asked on December 7, 2015
  27. Physics

    For the following three vectors, what is 3C·(2AxB)? A = 2.00ihat + 3.00jhat - 5.00khat B= -3.00ihat + 5.00jhat + 2.00khat C = 9.00ihat - 8.00jhat

    asked on January 29, 2013
  28. chemistry

    what is the volume in liters in H2gas produced at 24 degree celsius and 835 mmhg from the reaction of 12g of many thanks

    asked on May 2, 2013
  29. chemistry

    You have a 22 g sample of ethanol with a density of 0.7893 g/mL. What volume of ethanol do you have?

    asked on August 15, 2011
  30. 11+ maths inverse operation

    a = ? 4a + 12 = 7a - 9 please show workings

    asked on April 24, 2009
  31. 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
  32. 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
  33. 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
  34. 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
  35. 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
  36. 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
  37. Calculus II

    For some constants A and B, the rate of production, R(t), of oil in a new oil well is modelled R(t)=A+Be^(-t)sin(2πt) where t is the time in years, A is the equilibrium rate, and B is the "variability" coefficient. Find the total amount of oil produces in

    asked on February 19, 2013
  38. 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
  39. 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
  40. Physics

    A student on a piano stool rotates freely with an angular speed of 2.85rev/s . The student holds a 1.10kg mass in each outstretched arm, 0.789m from the axis of rotation. The combined moment of inertia of the student and the stool, ignoring the two masses,

    asked on November 7, 2013
  41. English

    A synonym for preparedness is? A.punctuality B. cooperation C.procrastination D.readiness - my answer

    asked on September 17, 2013
  42. 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
  43. chemistry

    Sodium bicarbonate is often used to neutralize acids, such as the following reaction: NaHCO3 + HCl ---> NaCl + H20 + CO2. What is the normality of a sodium bicarbonate solution containing 5.08 g NaHCO3 in 150.0 mL solution? this chapter in chemistry is

    asked on April 7, 2013
  44. 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
  45. 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
  46. 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
  47. Physics

    After flying for 15 min in a wind blowing 42 km/h at an angle of 28° south of east, an airplane pilot is over a town that is 42 km due north of the starting point. What is the speed of the airplane relative to the air?

    asked on February 5, 2013
  48. Physics

    If a baseball's velocity is increased to three times its original velocity, by what factor does its kinetic energy increase?

    asked on February 26, 2010
  49. 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
  50. English

    What are helping words

    asked on January 27, 2009
  51. Math

    For some constants A and B, the rate of production, R(t), of oil in a new oil well is modelled R(t)=A+Be^(-t)sin(2πt) where t is the time in years, A is the equilibrium rate, and B is the "variability" coefficient. Find the total amount of oil produces in

    asked on February 20, 2013
  52. economics

    label a point f inside the curve. why is this an inefficient point? label a point g outside the curve. why is this point unattainable? why are pointS A THROUGH E ALL EFFICIENT POINTS?

    asked on January 22, 2012
  53. math

    how do you solve this problem: 147.5% as a decimal

    asked on August 10, 2009
  54. 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
  55. Chemistry

    If the heat of combustion for a specific compound is -1080.0 kJ/mol and its molar mass is 58.29 g/mol, how many grams of this compound must you burn to release 300.60kJ of heat?

    asked on October 29, 2013
  56. SOC - 321

    Discuss whether there is anything that you feel strongly enough about to take part in illegal action (civil disobedience). What would it take to motivate you? What would prevent you? I never had to take part of any illegal action dealing with the (civil

    asked on August 16, 2008
  57. 4th grade math

    In helping my 4th grade grandson last night with his math, he had problems like this 93 * 18. I asked what the asterisk meant and he said the teacher said to "figure it out"

    asked on January 30, 2013
  58. statistics

    A group of adults of 200 aged 21 to 50 were selected from those entering Fit Right Health stores in Washington state, and were randomly divided into two groups. One group was given an herb and the othe placebo. After 6 months, the the number of respiratory

    asked on November 10, 2011
  59. math

    the perimeter of a triangle is 195mm if the length of the sides are consecutive odd integers. what is the length of each side?

    asked on April 19, 2010
  60. Physics

    You drive a car 1400 to the east, then 2400 to the north. The trip took 3.0 minutes. What was the direction of your average velocity? What was the magnitude of your average velocity? For some reason I seem to be lacking ability to answer these questions. I

    asked on September 8, 2009
  61. 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
  62. 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
  63. Chemistry

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

    asked on November 25, 2016
  64. 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
  65. Algebra

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

    asked on October 26, 2015
  66. 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
  67. English

    A synonym for preparedness is? A.punctuality B. cooperation C.procrastination D.readiness - my answer

    asked on September 17, 2013
  68. Physics

    An explorer is caught in a whiteout (in which the snowfall is so thick that the ground cannot be distinguished from the sky) while returning to base camp. He was supposed to travel due north for 4.9 km, but when the snow clears, he discovers that he

    asked on January 29, 2013
  69. 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
  70. economics

    label a point f inside the curve. why is this an inefficient point? label a point g outside the curve. why is this point unattainable? why are pointS A THROUGH E ALL EDDICIENT POINTS?

    asked on January 22, 2012
  71. 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
  72. biology

    You are attempting to determine whether a plant-derived processed food sample (for example, a corn chip) contains material from a genetically-modified organism (GMO). First, you crush the sample and attempt to extract DNA from it. Next, you perform PCR

    asked on July 22, 2011
  73. English, 10th grade

    What are 2 complications in the novel, The Plague by Albert Camus?

    asked on November 19, 2010
  74. HHS 235

    What is the difference between transactional leadership and transformational leadership?

    asked on January 31, 2008
  75. Math

    If a person weighing 120 lbs burns 410 calories per hour while bicycling at 12 mi/h, at what rate would calories be burned?

    asked on November 30, 2007
  76. Multiplication

    What is the best way to teach my 8 year old her multiplication tables. You'll probably get lots of answers and opinions! I'll tell you what worked with my brother and then with my grandsons -- repetition, repetition, and more repetition -- both verbally

    asked on June 15, 2006
  77. Mathematics

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

    asked on October 23, 2016
  78. math

    when a cold front move through, the temperature dropped at an average of 3 degree per hour.using a signed number find the change in temperature after six hours

    asked on February 5, 2015
  79. Geometry

    If RS = 4x, Line RS approximately equal to line ST and RT = 24, then find the value of x. Can someone please help me, i don't understand this at all!

    asked on November 15, 2013
  80. chemistry

    If the sun is 150,000,000 km away, how many minutes does it take light to travel from the sun to the earth? Assume light travels at a speed of 3.0x10^10 cm/sec

    asked on September 12, 2012
  81. math

    The amount of water bucket holds,if b litres of water is added to the bucket already holding 4 litres of water.what is going to be the answer in algebraic expression

    asked on March 18, 2012
  82. math

    i took the sat and received a score of 488 on the math section. the average score was 445 with a standard deviation of 110. where does my score fit in the sample and what is the z score?

    asked on July 29, 2011
  83. calculus

    Use an appropriate local linear approximation to estimate the value of cotangent 44 degrees.

    asked on May 1, 2011
  84. mathematics

    using a graph plot the following points: point 1 (1,0), point 2 (1,-1), point 3( 1,-2), point 4(2,-2)draw lines to connect from point 1 to point 3 to point 4, the lines you have just drawn most resemble which of the following letters of the alphabet? x, o,

    asked on May 17, 2010
  85. 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
  86. fractions and decimals

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

    asked on March 25, 2009
  87. 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
  88. Cultural Diversity-SOC321

    Discuss whether there is anything that you feel strongly enough about to take part in illegal action (civil disobedience). What would it take to motivate you? What would prevent you?

    asked on August 16, 2008
  89. all

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

    asked on February 4, 2008
  90. Environmental Science

    List and weigh the pros and cons of three alternative ways of maximizing food production. List two ways of misusing the water supply.

    asked on September 9, 2007
  91. 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
  92. English

    Speak aloud each of the following words. Which has stress on its syllable ? A.Obtain B.follow- my answer C.detest D.Renew

    asked on September 17, 2013
  93. 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
  94. general science

    in physics the desire of an object to keep doing what it is doing" is temed _______.

    asked on May 29, 2010
  95. Math

    Evaluate 120 cal/g X 4g. Use the proper units.

    asked on January 12, 2008
  96. Math

    Tina owned 4/5 of the family business. She sold 1/2 of the business to her son. What portion of the business does she still own?

    asked on January 10, 2008
  97. 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
  98. 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
  99. Msth

    349 plus 252 round each number the greatest place value

    asked on September 22, 2016
  100. 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


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