Newest questions and responses by Cynthia
  1. Life orientation

    What are the impact of risk behaviour?

    asked on August 18, 2018
  2. CHM101

    Alkali metals can be used for all but one of the following

    asked on July 19, 2018
  3. College PHYsics

    Felix Baumgartner, an Austrian skydiver, jumped from a balloon at an altitude of 38,963.3 meters, and fell into history. He was in free fall for 4 minutes 19 seconds, and on the way down reached the speed of 1,357.64 km/h What if there had been no air? How

    asked on June 25, 2017
  4. Math

    Twice n,less three,equals 5 How do you write it as an equation?

    asked on May 22, 2017
  5. mathvariation! Pls I need help! 2(steve,reiny,reed)pls

    the distance covered by a falling ball varies as the square of the time taken.if a ball falls through 1800m in 15seconds,calculate the distance when the time taken is 15seconds and the time taken for is distance of 648m.?

    asked on April 30, 2017
  6. cynthiavariation 2(steve,reiny,reed)pls I need help!

    yea! D question was d one u asked me 2 put d first height!

    asked on April 30, 2017
  7. mathvariation 2(steve,reiny,reed)pls I need help!

    pls steve I dnt understand! Explain how d alphabets? Wat are they representing?

    asked on April 30, 2017
  8. mathvariation 2(steve,reiny,reed) pls I need help!

    the force E needed to make a machine pull a load is partly constant and partly varies as the load to be pulled itself.when the load is 20g,the force needed is 1.4n,where as the force needed for 30g load is 2N. Find the: A)law connecting the load and the

    asked on April 30, 2017
  9. variation! Steve pls check my solution!!!

    what if d maths is done like dx? L=km/h When L=40,m=175,h=286, (skipping the units) 40=k(175)/ 286 K=286(40)/175=2288/35 L=2288/35=250/50 L=114400/8750 L =13.1m

    asked on April 30, 2017
  10. maths

    tanks reiny!!! I appreciate!!!

    asked on April 30, 2017
  11. variation

    the load which a crame can lift up is directly proportional to the mass and inversely proportional to the height through which the load is to be lifted.if a load of 40 and mass of 175gm is lifted through height of 286m,from what load will be carried

    asked on April 28, 2017
  12. math

    the load which a crame can lift up is directly proportional to the mass and inversely proportional to the height through which the load is to be lifted. If a load of 40 and mass of 175gm is lifted through height of 286m from what load will be carried

    asked on April 28, 2017


    asked on March 15, 2017
  14. calculus

    A variable force of 7x−2 pounds moves an object along a straight line when it is x feet from the origin. Calculate the work done in moving the object from x = 1 ft to x = 19 ft. (Round your answer to two decimal places.)

    asked on March 15, 2017
  15. Chemistry

    Find the number of miles of calcium chloride 0.44g

    asked on February 16, 2017
  16. Math

    The sum of a number and 10 is -10

    asked on November 4, 2016
  17. Math

    Carolyn plans to use her 25% employee discount to buy a $39 lamp because she is redecorating her bedroom

    asked on November 1, 2016
  18. Algebra

    The sum of a number and 10 is -10

    asked on October 29, 2016
  19. math

    The normal to the curve y = ax^1/2 + bx at the point where x = 1 has a gradient 1 and intercepts the y-axis (0,-14). Find a and b

    asked on October 3, 2016
  20. english

    Some people have more than 100 and some have none...what am i

    asked on September 15, 2016
  21. geography

    Social effects of poor service delivery.

    asked on May 15, 2016
  22. Language arts Participial Phrase

    In the following sentence, what word does the participial phrase modify? Everyone in the annex heard her screaming loudly everyone annex heard her

    asked on April 25, 2016
  23. Science HELP PLEASE!!!

    I cant get this stupid question, this is disgusting and I just want to get this over with. What the word for when blood rushes towards your !@#$%^& and gets bigger. A. Erection B. Sperm C. !@#$%^& D. Puberty

    asked on April 18, 2016
  24. Math

    Rick made $33000 last year he also made $3000 selling vases at craft shows.which part of rick income is fixed income?

    asked on March 10, 2016
  25. Math

    If no digit may be used more than once, how many 2-digit numbers can be formed using only the digits 5, 6, 3, and 2?

    asked on February 19, 2016
  26. physics help

    A homogeneous disk of mass m and of radius r free to rotate without friction about its horizontal axis, is used used as a pulley. An extensible string of negligible mass is wound around this pulley and a mass M is connected to its free end. When the system

    asked on February 9, 2016
  27. chemistry help plz

    A potassium permanganate solution containing 1.58g of KMnO4 per liter is added into 5 ml of an acidified iron (||) sulfate solution. Decolorizing of KMnO4 solution has been added .Calculate the mass of FeSo4.7H2O which has been dissolved in one liter of

    asked on January 17, 2016
  28. Algebra

    I don't have a close about this question !!!!!!!! It takes you 3 hours to drive to a concert 135 miles away. You drive 55 miles per hour on highways and 40 miles per hour on the rest of the roads. How many miles do you drive on highways? The rest of the

    asked on January 3, 2016
  29. Physics

    You have a boat that is capable of moving at 10.4 m/s through still water. You wish to cross a river that flows due west at 2.8 m/s. At what numerical compass heading must you pilot your boat so that you will reach a destination that is due south of your

    asked on December 11, 2015
  30. think tac toe 2 adding and subracting decimals 2.

    Tim tracked the change in outside temperature one afternoon. He record a temperature of 98.3 degrees at noon. Bathe temperature then rose 5.32 degrees f over the next four hours at 5:00 pm. Tim recorded a temperature change of 108.57 degrees F, How did the

    asked on November 27, 2015
  31. math

    (For this, i know the equation for constant of variation is y=kx, but i just forgot how to solve it)For the eqaution -4y=8x, what is the constant of variation? A. -4 B. -2 C. 1 D. 2

    asked on November 10, 2015
  32. Math

    If n represents a number, write an expression for one-half of three less than the number.

    asked on November 8, 2015
  33. physics

    an object of mass 10kg moves in a circle of radius 13m of uniform speed of 43m\s a) calculate the angular velocity b) the centripetal force

    asked on November 8, 2015
  34. Physics

    A 1-m-tall barrel is closed on top except for a thin pipe extending 6.0 m up from the top. When the barrel is filled with water up to the base of the pipe (1 m deep) the water pressure on the bottom of the barrel is 10 kPa. What is the pressure on the

    asked on November 6, 2015
  35. algebra

    1. Given the line with the equation : a) Find at least three ordered pairs that satisfy the equation. b) Find the slope of the line. c) Graph the line 2. Given the line with equation : a) Write the equation in slope-intercept form. b) State the slope of

    asked on October 25, 2015
  36. Language arts

    What is the principle part of the italicized verb in this sentence (suppressed) from "The Story-Teller"? The aunt suppresed a gasp of admiration. A. Present B. Present participle C. Past D. Past participle I think it's D.....But im lost on the meanings of

    asked on September 15, 2015
  37. maths

    the third term of an AP is 5 while the 7th term is 13 find the 30th term of the AP

    asked on August 11, 2015
  38. new era

    the third term of an AP is 5 while the 7th term is 13,find the 30th term of the AP

    asked on August 11, 2015
  39. Chemistry II

    How many grams of gasoline would you need to burn if you started with a 275 gram piece of ice that started at -25 OC and by the end of the experiment had 100 grams of steam and the rest liquid water?

    asked on July 21, 2015
  40. Science

    What is the similarities between conduction and radiation What is the similarities between convection and radiation

    asked on May 17, 2015
  41. Math

    John has 4 cups filled with fruit juice.He said that he has a gallon of fruit juice.Is his statements reasonable?explain why or why not.

    asked on March 16, 2015
  42. math

    Mrs. Bollo's second grade class of thirty students conducted a pet ownership survey.results of the survey indicated that 8 students own a cat, 15 students own a dog and five students owned neither a cat or a dog. how many of the students surveyed owned

    asked on March 13, 2015
  43. math

    bobs monthly phone bill is made up of a 10.00 fee plus $0.05 per min.bobs phone bill for july was 22.00 write an equation to model the situation using m to represent the number of min. solve the bequation to determine the number of phone mins.bob used in

    asked on March 3, 2015
  44. Early Childhood

    Question 17 of 20 5.0 Points A possible explanation for a child who lacks practice in auditory analysis and reasoning skills is: A. that both parents are working. B. the passive lifestyle of watching TV. C. a learning disability. D. a lack of good

    asked on February 19, 2015
  45. Early Childhood

    Small group discussions with preschoolers enables them to: A. find out if they are superior. B. learn to argue. C. outsmart the others and gain teacher attention. D. compare their ideas with peer ideas.

    asked on February 19, 2015
  46. Early Childhood

    A preschooler with a vocabulary of about 4,000 words would be considered: A. a slow developer. B. advanced. C. very advanced.

    asked on February 19, 2015
  47. physics

    An unknown substance with a mass of 300 g absorbs 1000 j of heat while undergoing a temperature increase of 15 degrees c. What is the specific heat of the unknown substance ?

    asked on January 23, 2015
  48. Math

    Ben is making wooden toys for the next art and craft sale each toy cause Ben $1.80 to make. If he sells the toy for three dollars each how many will he have to sell to make a profit of exactly $36?

    asked on January 8, 2015
  49. IPC

    If the specific heat of water is 1.0 calorie/gram°C, how many calories are required to raise 500 grams of water 10.0°C?

    asked on November 18, 2014
  50. ecnomics

    4.During the energy crisis of the 1970s, and again in the last 5 years, Congress bemoaned the “price gouging” and “windfall” profits of the major oil companies. In the 1970s Congress imposed an “excess profits tax” on these companies. It did

    asked on November 5, 2014
  51. global, history

    5 contributions of Ancient Greece to modern society

    asked on October 22, 2014
  52. Chemistry

    when 2 moles of potassium chlorate crystals decompose to potassium chloride crystals and oxygen gas at a constant pressure and temperature, 78.0 kj of heat is given off. write a thermodynamic equation for this reaction.I don't know how to set up the

    asked on October 16, 2014
  53. physics

    A ball starts from rest and rolls down a hill with uniform acceleration, traveling 200m during the second 4.8s of its motion. How far did it travel the first 4.8 seconds

    asked on September 16, 2014
  54. math

    An optometrist dilates a patient's pupils by a scale factor of 3. Should the patient's pupil enlarge or reduce?

    asked on September 4, 2014
  55. Social Science - Science

    Post a behavioral research situation that could use a Pearson coefficient and chi square research study. Present the rational for each selection.

    asked on July 25, 2014
  56. chemistry

    Calculate the volume that4.0mol of an ideal gas would occupy at 8.0 atmospheres pressure and 1700c (R=8.31mol-1k-1)

    asked on April 24, 2014
  57. life orientation

    Identify 3 study fields/paths in order of preference and provide two reasons for each choice

    asked on March 22, 2014
  58. math

    For a motor vehicle traveling at r miles per hour, the distance d in feet required to stop is approximately d=0.05r^2 + r. If a school bus is traveling at 45 mph, how many feet, to the nearest foot would it travel?

    asked on December 14, 2013
  59. Child care

    What fundamental motor patterns do girls attain quicker than boys

    asked on October 11, 2013
  60. statistics

    the life spans of three randomly selected tires are 31,400 miles, 40,600 miles and 36,000 miles. Using the empirical rule, find the percentile that corresponds to each life span.

    asked on September 8, 2013
  61. English 101

    memo given in which there was no punctuation...only sentences. Please let me know if I have put the semicolon, etc in right place and if third shift should be hyphenated. Thanks!!! Our production plant has made the decision to run third shift and weekends

    asked on June 21, 2013
  62. English 101

    Is this memo correct (semi-colon) in right sentence and time/date correct? Thanks! There were no punctuations at all when we were given this. We are going to make a few changes in the health plan we now offer; The Economy Plan and the Standard Plan—both

    asked on June 21, 2013
  63. English 101

    just wanted to make sure there should be a comma between one-level and brick. Also, three and two should be spelled out. There is one home that I think would meet your needs the best. This home is located at 8 Second Avenue; it is a one-level, brick home

    asked on June 11, 2013
  64. english

    Is the following sentence correct? This home is located at 8 Second Avenue; it is a one-level brick home with three bedrooms and two baths.

    asked on June 11, 2013
  65. algebra

    (a1/2b)1/2(ab1/2) how to simplify expression and write with positive exponent

    asked on May 20, 2013
  66. chemictry

    how many gramms are in barium carbonate with 200g and 7.3% of hydrochloric solution

    asked on May 16, 2013
  67. life orientation

    providerecommendations on how to address the topic that you identified in the previous question.

    asked on May 5, 2013
  68. math

    8. At TelePower Plus, long-distance phone calls to China cost $0.59 for the first minute and $0.25 for each additional minute, plus an additional roaming charge of $2.50. If the total charge of a call to Beijing was $11.84, how many minutes did the call

    asked on April 30, 2013
  69. calculus

    39x + 75y over the square root of 97 =650 how do I solve this?

    asked on April 25, 2013
  70. business

    an attempt to minimize the problem of wage-rate compression, organizations may incorporate all of the following ideas except: Answer giving larger increases to high-performance employees. preparing high-performance employees for promotion to high- salary

    asked on March 30, 2013
  71. statistics3. Sick-leave records obtained from a ra

    3. Sick-leave records obtained from a random sample of 200 social workers showed a mean number of days sick leave equal to 25.6 last year. If the sample standard deviation is 5.1, construct a 90% confidence interval for the mean number of days sick leave

    asked on March 29, 2013
  72. chemistry

    if a gallon of antifreeze weighs 8.75 pounds. what is the density of the antifreeze in g/ml?

    asked on March 3, 2013
  73. math

    a person deposits five hundred dollars in a savings account that pays 5% annual interest that is compounded yearly. At the end of ten years, how much money will be in the savings account?

    asked on February 18, 2013
  74. statistics

    A study found that 81% of households in the United States have computers. Of those 81%, 92% have Internet access. Find the probability that a U.S. household selected at random has a computer and has Internet access.

    asked on February 7, 2013
  75. physics

    in order to catch a fast moving softball with your bare hand doing this reduce the catching forcebecause the what

    asked on February 1, 2013
  76. physics

    a frieght train rolls at the same speed but has twice as much mass its momentum is

    asked on February 1, 2013
  77. physics

    find the impulse on a baqseball that is hit 80N of force in a time of 0.52 s

    asked on February 1, 2013
  78. Physics

    A 46.6 kg crate is at rest on a level floor, and te coefficient of kinetic friction is 0.32. The acceleration of gravity is 9.8M/s^2. If the crate is pushed horizontally with a force of 201.67 N, how far does it move in 3.42s? Answer in units of m

    asked on January 22, 2013
  79. math

    jordan has a bag that contains 246 marbles. there are 51 brown marbles and 195 gray marbles. estimate the percent of the brown marblesin the bag.

    asked on January 10, 2013
  80. physics

    What is k in the formula (3/2)kT

    asked on January 7, 2013
  81. physics

    What is k in the formula (3/2)kT

    asked on January 7, 2013
  82. Algebra 2

    Simplify. (2-5i)-(3+4i)

    asked on December 13, 2012
  83. Algebra 2

    The numbers iã5 and -iã5 are solutions to which equation? a. x^2+ã5=0 b. x^2+5=0 d. x^2-5=0

    asked on December 13, 2012
  84. english

    1.Identify the reason for the comma(s) in the following sentence: When you have the opportunity to interview for a job, you can improve your chances for consideration by dressing for success. a.To join two independent clauses (along with a conjunction)

    asked on December 10, 2012
  85. Math

    Find the equation of the line that passes through the pair of points. Write your answer in slope-intercept form (2,-5)(2,-1)

    asked on December 8, 2012
  86. chemistry

    0.0386mol glucose in 88.0ml of solution

    asked on December 8, 2012
  87. Psychology

    How does biological and environmental factors shape our cognitive processes?

    asked on December 6, 2012
  88. Psychology

    How does one's cognitive processes shape some aspects of personality?

    asked on December 6, 2012
  89. Finance

    You own a portfolio that has $1500 invested in Stock A and $2,600 invested in Stock B. If the expected returns on these stocks are 11.1 percent and 16.7 percent, respectively, what is the expected return on the portfolio?

    asked on November 25, 2012
  90. math

    bill and ted combined age is 40. Eight years ago, bill was 2 years younger than ted is now. how old is bill now?

    asked on November 6, 2012
  91. Calculus

    1. Locate the absolute extrema of the function f(x)=cos(pi*x) on the closed interval [0,1/2]. 2. Determine whether Rolle's Theorem applied to the function f(x)=x^2+6x+8 on the closed interval[-4,-2]. If Rolle's Theorem can be applied, find all values of c

    asked on October 30, 2012
  92. grammar - sentence structure

    I was wondering if you could tell me if my sentence structure using ":" and quotations is correct... Furthermore, when Howard states: “If I had a spot, I'd slap you in” (54:14), and “everybody has to pull his own weight” (54:30), he uses the

    asked on October 26, 2012
  93. Precalculus

    A barn has 150 feet of fencing and there are 3 rectangular corrals of identical dimensions along the back wall of the barn. The sides of each corral are attached to the barn and fencing is not needed along the back wall of the barn. If each corral is 30

    asked on October 8, 2012
  94. Precalculus

    A barn has 150 feet of fencing and there are 3 rectangular corrals of identical dimensions along the back wall of the barn. The sides of each corral are attached to the barn and fencing is not needed along the back wall of the barn. If each corral is 30

    asked on October 8, 2012
  95. geometry

    what is the base length of a paralleogram whose area is 52 m squared and whose height is half is based lenghth

    asked on September 18, 2012
  96. Physics

    Trying to be on time for class, a girl moves at 2.4 m/s down a 52 m-long hallway, 1.2 m/s down a much more crowded hallway that is 79 m long, and the last 25 m to her class at 3.4 m/s. How long does it take her to reach her class?

    asked on September 18, 2012
  97. simplify expression.


    asked on September 17, 2012
  98. chemistry

    _mg(OH)†? + _H2SO4._mgSO4 + _H2O

    asked on August 21, 2012
  99. Trigonometry

    Find the exact value of tan2(Beta) if sin(Beta) = 5/13 (Beta in Quadrant II)

    asked on August 12, 2012
  100. Trigonometry

    Write 2sin37(degrees)sin26(Degrees) as a sum (or difference)

    asked on August 12, 2012


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