Questions Asked on
February 14, 2014

  1. math

    There are 3 red paper clips, 5 yellow paper clips, and 6 silver paper clips in a jar. What is the ratio of the total number of paper clips to the number of red paper clips? 14:3 11:3 3:14 or 3:11

    asked by Angel
  2. Math

    Yesterday, a parking lot had 60 cars parked in it. Of the cars parked in the parking lot, 40% were silver, 14 were red, and the rest were blue. How many of the cars were blue ( I Picked 6 cars) Answers To Choose:24 cars 38 cars 22 cars or 6 cars

    asked by Angel
  3. Math

    Emily has 85 books on her bookshelf. Of those books, 20% are mysteries, 18 are adventure stories, and the rest are fantasies. What is the simplified ratio of fantasies to total books on her bookshelf (i got 10:17 ) answers list:35:50 7:17 5:8 or 10:17

    asked by Angel
  4. Math

    A car travels 172 miles using 7 gallons of gas. At that rate, how far can the car travel using 42 gallons of gas ( i got 1,032 ) answers to choose:1,032 miles 1,548 miles 1,204 miles or 1,376 miles

    asked by Angel

    1. Consider this quote: "In each of these historical instances . . . mistrust led to misunderstanding, which led to armed conflict." The ellipsis in this quote is appropriate if A. the omission is longer than 10 words. B. the meaning and spirit of the

    asked by Beatrice
  6. Math

    Everyone in Andy’s class has to do a science project. Out of the 20 students, 80% have completed their project. How many students still need to finish their projects (got 4 students)

    asked by Angel
  7. Social Studies--Check My Answers Please--

    1. During the election of 1824, which candidate won the popular vote and which candidate won the presidency? a.) Andrew Jackson; John Quincy Adams ***** b.) Andrew Jackson; Andrew Jackson c.) John Quincy Adams; John Quincy Adams d.) John Quincy Adams;

    asked by Chloé
  8. Pre-Cal

    A Ferris wheel is 50 meters in diameter and boarded from a platform that is 5 meters above the ground. The six o'clock position on the Ferris wheel is level with the loading platform. The wheel completes one full revolution every 9 minutes. You make two

    asked by Alanas

    1. Audrey said that Kyle was the most unique person she had even met. Why doesn't this statement make sense? A. What is unique to Audrey may not be unique to others. B. Something is either unique or not unique. C. Kyle is probably not unique. D. No person

    asked by Beatrice
  10. Pre-Cal

    A Ferris wheel is 40 meters in diameter and boarded from a platform that is 5 meters above the ground. The six o'clock position on the Ferris wheel is level with the loading platform. The wheel completes one full revolution every 7 minutes. You make two

    asked by Courtney
  11. Math

    A batter hits a baseball straight up into the air. The height of the ball in metres above the ground is given by h(t)=-4.9t^2+23t+2, where t is the number of seconds after the ball is hit. a) What is the average rate of change in the height of the ball

    asked by Jennifer
  12. precal

    A kite flier wondered how high her kite was flying. She used a protractor to measure an angle of 36 degrees from level ground to the kite string. If she used a full 140-yard spool of string, how high, in feet, was the kite? (Disregard the string sag and

    asked by Courtney
  13. Arithemetic progression

    the sum of 18term of an A.P is549 given the common difference is 3 find the 56th term and the sum of its 32term

    asked by Anonymous
  14. Physics

    two objects attract each other gravitationally with a force of (2.5)(10^-10)N when they are 0.25m apart. Their total mass is 4.0 kg. Find their individual masses.

    asked by Juan
  15. Math

    Congruency means that two figures or items are exactly the same size and shape. Where in life would it be vitally important for two or more items to be congruent?

    asked by Amy
  16. precal

    The Singapore Flyer, currently the world's largest Ferris wheel, completes one rotation every 37 minutes. Measuring 150m in diameter, the Flyer is set atop a terminal building, with a total height of 165 m from the ground to the top of the wheel. When

    asked by Anonymous
  17. precal

    A Ferris wheel is 32 meters in diameter and makes one revolution every 4 minutes. For how many minutes of any revolution will your seat be above 24 meters?

    asked by Anonymous
  18. Check my work plz?

    2. If mangle sign1 = 53°, what is mangle sign4? 53° 43° 37° 27° 3. If mangle sign1 = 50°, what is mangle sign5? 50° 40° 35° 25° 5. If mangle sign4 = 75°, then what is mangle sign8? 105° 75° 175° 25° 11. Name the triangles that are classified

    asked by Anonymous
  19. Physics

    In a laboratory experiment, one end of a horizontal string is tied to a support while the other end passes over a frictionless pulley and is tied to a 2.6kg sphere. Students determine the frequencies of standing waves on the horizontal segment of the

    asked by Amanda
  20. precal

    The temperature of a chemical reaction oscillates between a low of 40 degrees C and a high of 100 degrees C. The temperature is at its lowest point when t = 0 and completes one cycle over a five-hour period. (a) Sketch below the temperature, T, against the

    asked by Anonymous
  21. Math question

    Name the triangles that are classified by angles. right, scalene, isosceles scalene, isosceles, equilateral acute, right, obtuse obtuse, isosceles, acute

    asked by Anonymous
  22. physics

    A snowmobile is originally at the point with position vector 28.7 m at 95.0° counterclockwise from the x axis, moving with velocity 4.85 m/s at 40.0°. It moves with constant acceleration 1.94 m/s2 at 200°. After 5.00 s have elapsed, find the following:

    asked by Segun Akowonjo
  23. Physics

    1. Consider four vectors ~F1, ~F2, ~F3, and ~F4, where their magnitudes are F1= 57 N, F2= 38 N, F3= 25 N, and F4= 67 N. Let θ1= 130◦, θ2=−130◦, θ3= 29◦, and θ4=−64◦, measured from the positive x axis with the counter-clockwise angular

    asked by Fabricus
  24. Ethics

    1. Those things that we hold to be worthwhile and worth pursuing, such as freedom, happiness, and health, can be thought of as: A. virtues. B. values. C. vices. D. obligations. is it B 2. Which of the following would NOT be an example of a moral value? A.

    asked by Any
  25. algebra 1/BGe

    Geometry.the figures below are squares.find an expression for the area of each shaded region.write your answers in standard form.

    asked by jeancarlos
  26. More Rational Exponents!

    1. The optimal height h of the letters of a message printed on pavement is given by the formula . Here, h= (0.00252d^(9/4))/e d is the distance of the driver from the letters and e is the height of the driver’s eye above the pavement. All of the

    asked by Brady
  27. Algebra-help

    what is y=2/7x-4 written in standard form? A. 2x+7y=-28 B. 2x-7y=28 ****** C. -2x-7y=-28 D. -2x+7y=28 My answer is B???

    asked by Cassie
  28. Rational Exponents - Please Help!!!!

    I will appreciate it if anyone can help me with the following: 1. The optimal height h of the letters of a message printed on pavement is given by the formula . Here, h= (0.00252d^(9/4))/e d is the distance of the driver from the letters and e is the

    asked by Brady
  29. Ethics

    1. "Goods" that are valued as a means to some other good are referred to as: A. intrinsic. B. instrumental. C. extraneous. D. non-essential. im confused between A and B 2. Which of the following refers to the study of questions concerning right and wrong

    asked by Any
  30. Physical Science

    An Olympic sprinter can go from a state of rest to 11 meters per second in 10 seconds. What is the average acceleration of the sprinter?

    asked by dark1
  31. Science 8th Grade

    What was the hiker's average velocity? Distance = 6km West Starting Time = 9:45 Ending Time = 10:45 A. 4.0 km/h south B. 0.10 km/h north C. 10 km/h south west D. 6 km/h west

    asked by dark1
  32. Chemistry

    Chester makes 1L of a 0.01M HCl solution and measure the pH. Burt then adds 5.80 g of sodium chloride to Chester’s solution and measures the pH. Calculate the difference between the two pH values obtained.

    asked by Anonymous
  33. Math

    For each pair of functions give a characteristic that the two functions have in common and a characteristic that distinguishes them. a) f(x)=1/x and g(x)=sinx b) f(x)=x and g(x)=[x] c) f(x)=2^x and g(x)=sinx

    asked by Jennifer
  34. chemistry

    2Hg+O2=2HgO if 50.0 grams of mercury reacts with 50.0 grams of oxygen gas, how many grams of mercury(ii)oxide are produced?

    asked by mom
  35. Math

    Rectangle ABCD is similar to Rectangle EFGH. If AB = 5 feet, BC = 12 feet, and FG = 25 feet, what is the length of EF

    asked by Mira-Jane
  36. physics

    A boat crosses a river of width 98.4 m in which the current has a uniform speed of 1.84 m/s. The pilot maintains a bearing (i.e.,the direction in which the boat points) perpendicular to the river and a throttle settingto give a constant speed of 2.11 m/s

    asked by Treal
  37. Anne Frank (another question :/)

    How is Edith Frank different from her husband in Anne's eyes? A. Edith is more caring and generous than her husband. B. Edith is not as religious as her husband. C. Edith is more cold and crude than her husband. D. Edith is lazier and less helpful than her

    asked by dark1
  38. Geometric Constructions HELP!

    Congruency means that two figures or items are exactly the same size and shape. Where in life would it be vitally important for two or more items to be congruent? Can you give me ideas or examples about: the with wings of an airplane and tires of a car.

    asked by Amy
  39. algebra

    2. The sum of both digits, of either of two two-digit numbers, in whatever order the digits are written, is 9. The square of either of the digits of either number, minus the product of both digits, plus the square of the other digit is the number 21. The

    asked by Anonymous
  40. Science

    in a cathode ray tube, the number of electrons that reach the florescent screen is controlled by the A. anode b. cathode. c. deflecting plate d. grid

    asked by Anonymous
  41. chemistry

    Breaking the hydrogen bond between two water molecules is called dissociation

    asked by Anonymous
  42. physics

    A golf ball with a mass of 48.0 g can be blasted from rest to a speed of 69.4 m/s during impact with a club head. Assume that the impact lasts only about 1.010 ms. Calculate the change in momentum of the ball. Calculate the average force applied.

    asked by Brandi
  43. Chemistry

    If the surface area of a human body is 17,500 square centimeters, what is the total weight of the atmosphere on a human body expressed in pounds?

    asked by Jack
  44. maths

    A car travelled 300km at 60km/h. How long did the journey take?

    asked by matches box
  45. geography

    1-20 can you please check my answers marked with *** which of the following were the main proponents of NAFTA? a. labor unions b. human rights groups c. environmentalists ***d. large corporations in the 1950s 40 percent of the u.s workforce was engaged in

    asked by cali
  46. Simplify

    Simplify the following number. ∛729 I think it is ∛9, but I do not know. Please help, and check my answer. I will appreciate it if you guys can answer this as soon as possible. It is part of a RATIONAL EXPONENTS question. The original equation was

    asked by Brady
  47. Maths

    Firm has a $500,000 loan with 9% APR (compounded monthly) Loan is 5-yr based on a 15-yr amortization, meaning loan payments will be calculated as if you take 15 years to pay off the loan, but actually must do so in 5 yr. To do this, you make 59 equal

    asked by Sushmitha - please help
  48. Math

    A bicyclist is competing in a tournament. He is currently in a very hilly part of the tournament's course. For his current hill, his height in metres over time in minutes is modelled by the function; f(x)=-0.00075x^2-0.5825x+17.269 a) Estimate the

    asked by Jennifer
  49. Math.G.P

    The 1st term of a G.P is equal to x-2,the 3rd term is x+6 and the arithmetic mean of the 1st and 3rd terms stands in the ratio to the 2nd 5:3.find the value of x.

    asked by Miracle
  50. ijhs

    The difference between a two-digit number and the number obtained by interchanging the positions of its digits is 36. What is the difference between the largest and the smallest of these two digits?

    asked by div
  51. physics

    A 5.2 kg projectile is launched from a launching device. It leaves the launcher traveling at 4000 m/s. The net force during the launch was equal to 4.3×105 Newtons. How much time did the project spend in the launcher?

    asked by Anonymous
  52. Chemistry

    The free energy profile as the reaction goes from reactants to products is a straight diagonal line from 50 kj/mol to 80 kj/mol. Is the reaction exothermic or endothermic? Does the reaction involve only pure solids and liquids? Is the equilibrium constant

    asked by Anonymous
  53. math

    9. On a spelling test Carlos had to spell 25 words. He earned 4 points for every word he spelled correctly. Which equation can be used to find p, the total number of points Carlos earnedfor spelling w words correctly? A p w −. B p = 4. ) C p w. = 4. D p

    asked by anne
  54. Goals

    What are some examples of long-term goals regarding career and education?

    asked by Anonymous
  55. Physics

    A rower whose speed of rowing is u crosses a river of width s to a point exactly opposite. Find the time of the journey if the speed of the stream is V( less than u)

    asked by Glory
  56. Ethics

    1. Which of the following would be of greatest concern from an ethical standpoint? A. The number of homicide victims in a given place during a given time period B. The legal elements of the crime of homicide C. Whether capital punishment is a justifiable

    asked by Any
  57. Chemistry

    If the equilibrium constant K equals .05, and the reaction C3H8=C3H6 + H2 (all gases), starts with pure C3H8 and is allowed to reach equilibrium at 200 K at a total pressure of 2 bar. Calculate the partial pressure of H2 at equilbirum.

    asked by Anonymous
  58. Chemistry

    Assume that some of the magnesium nitride is not completely converted to magnesium hydroxide and subsequently to magnesium oxide. Will your empirical formula be too high in magnesium or too high in oxygen? Please show any calculations you used to determine

    asked by GC
  59. Simplify (Another Question/problem) 3

    Simplify. (27a^(-6) )^(-2/3) I got 1/(9a^4 )as my answer, but can someone again please check this. I will appreciate it. I am just unsure if it is correct or not.

    asked by Brady
  60. Math 2

    Olivia ties 2.5 feet of ribbon onto one balloon how many yards of ribbon does Olivia need for 18 balloons?

    asked by Mia2
  61. chemistry

    A solution is made by dissolving 7.084 g of aluminum nitrate, Al(NO3)3, in 123.0 g of water. What is the mass percentage of solute in this solution? this feels like a simple problem but i just don't know. divide the two?

    asked by hershi
  62. B-Tech mechanical

    At a point in a strained material the principal stresses are 60MPa and 40MPa. Find the position of the plane across which the resultant stress is most inclined to the normal and determine the value of this stress.

    asked by Ravi
  63. Chem

    How many moles of oxygen are in Na2Cr2O7

    asked by Deb
  64. Simplify 2

    Simplify the equation. 〖19〗^(1/2)∙〖19〗^(1/2) I simplified it and I got 19. I used the equation that Steve did to solve the other one in Simplify. Please check, and see if I am correct. I will appreciate it.

    asked by Brady
  65. physics

    A 1200kg car travels at a constant speed of 12 m/s around a horizontal, circular track with a radius of 45m. What is the magnitude of the centripetal for

    asked by taylor
  66. English Speech Paper (can some1 revise it)PLZ&TY

    Gun Control I do not understand why people believe gun control actually works or why we need it. Guns, like other weapons, though more deadly and possibly more convenient to use, are still inanimate objects and are not the cause of violence or killings.

    asked by dark1
  67. Statistics

    In the population of typical college students, _ 5 75 on a statistics final exam _X 5 6.42 . For 25 students who studied statistics using a new technique, X 5 72.1. Using two tails of the sampling distribution and the .05 criterion: (a) What is the

    asked by Anonymous
  68. Physical Science Need Help Quick PLEASE:)

    A polo player hits a ball with a mass of 0.42 kg with a force of 7.35 Newtons. How does the force the polo player's mallet exerted on the ball compare to the force the ball exerted on the mallet? A. The force of the mallet on the ball is equal in magnitude

    asked by dark1
  69. Algebra

    you can represent the width of a certain rectangle with the expression x + 2. the length of the rectangle is twice the width. what is the area of the rectangle? A.) 2x+4 B.) 2x^2+8 C.) 2x^2+8x+8 D.) 4x^2+16x+16 I'm not sure on the answer..... Please help

    asked by Cassie
  70. Math PLZ help

    A 30°–60°–90° triangle has a hypotenuse with a length of 18. What is the length of the shorter leg of the triangle?

    asked by dark1
  71. Physics

    A golfer hits a shot to a green that is elevated 3 m above the point where the ball is struck. The ball leaves the club at a speed of 16.1 m/s at an angle of 44.0° above the horizontal. It rises to its maximum height and then falls down to the green.

    asked by Lauren
  72. Intermediate Algebra

    In 1992, the life expectancy of males in a certain country was 71.1 years. In 1997, it was 73.4 years. Let E represent the life expectancy in year t and let t represent the number of years since 1992. The linear function E(t) that fits the data is

    asked by Student5
  73. Math

    Why is raising a number to the power of 1/2 the same as finding the square root of the number? Can someone please help. Please provide examples. I would appreciate it if you guys can help as soon as possible.

    asked by Brady
  74. Physics

    The rectangular and polar coordinates of a point are (x, y) and (r, θ), where x= 4 and θ= 46◦. a. Determine the value of r. b. Determine the value of y.

    asked by Fabricus
  75. Chemistry

    A sample of oxygen gas occupies 500.0 mL at -185°C and 75.0 cmHg. Calculate the temperature in °C if the gas has a volume of 221.0 mL at a 55.0 cmHg.

    asked by Harry
  76. Math

    Determine the value of 'a' so that the average rate of change of the function h(x)=x^2+3x+2 on the interval -3

    asked by Jennifer
  77. Math

    State two types of functions that you know that do not have a maximum or a minimum when the domain is the set of all real numbers.

    asked by Jennifer
  78. Physics

    Consider four vectors ~F1, ~F2, ~F3, and ~F4, where their magnitudes are F1= 57 N, F2= 38 N, F3= 25 N, and F4= 67 N. Let θ1= 130◦, θ2=−130◦, θ3= 29◦, and θ4=−64◦, measured from the positive x axis with the counter-clockwise angular

    asked by Fabricus
  79. Algebra

    find the number of decibels for for the power of the sound given. Round to the nearest decibel. a rocket engine, 2.4 X 10 -5 watts/cm2

    asked by Adrienne
  80. Testing

    What are two strategies to follow when critically evaluating a study?

    asked by Lyndyc

    For what values of a and b is the line –2x+y=b tangent to the curve y=ax^3 when x=–2? a= ? b= ?

    asked by ALI
  82. chemistry

    what the balance equation for solid carbon

    asked by dora
  83. English

    Can someone check if the following prepositions/verbs are correct? Thanks 1) I couldn’t help CRYING 2) It’s no use EXPLAINING it to him; he won’t understand. 3) He was seen TO the watch. 4) I can’t afford TO BUY it. 5) Norma is anxious ABOUT making

    asked by Frank
  84. economics

    What does Wheelan think about protectionism? what policies does he believe are better at assisting workers who have been displaced by trade?

    asked by Allsaints Macauley
  85. Math (I'm really confused). Please help.

    What is the length of approximated to the nearest tenth? A. 49 B. 32 C. 23 D. 7 Side AB has a length of 7x and Side CB has a length of 9x - 14. It is an equilateral triangle.

    asked by dark1
  86. Science

    How do you figure the average speed of something? What is the formula is what I really need. :)

    asked by dark1
  87. Chemistry

    There are two open beakers placed in a sealed box at constant temperature. Beaker 1 has 25 ml of .1 M NaCl in water. Beaker 2 has 45 ml of .05 M NaCl in water. What happens as the system goes towards equilibrium and what is the final contents in each

    asked by Anonymous
  88. Math

    If f(x)=x+4 and g(x)=x-4 a)Find an expression for (f*g)(x)? b)what is the minimum value of the function (f*g)(x) I used the * sign for a times symbol.

    asked by Jennifer
  89. Math

    Which equation is true? square root 8^2 = 4 square root 6^2 = 24 square root 5^2 = 5 ****** square root 3^2 = 81

    asked by Amy
  90. Math

    Assume an annual 6% return and annual compounding if Tara saves $2000 a year for 40 years how much money would she have at the end?

    asked by Lee
  91. Economics

    Why does Wheelan argue that international trade is beneficial?

    asked by Allsaints Macauley
  92. Caculus f'(x)

    For what values of a and b is the line –2x+y=b tangent to the curve y=ax^3 when x=–2? a= ? b= ? Thanks guys!

    asked by Ryan B.
  93. English

    Can someone check these sentences, please? I thank you in advance. 1) Lady Macbeth "becomes sleepwalking" 2) Cowardice is the ability to bear the sorrows of our life and to stay alive, while courage is facing death by committing suicide 3) We can't be sure

    asked by Frank
  94. Math

    State two points on the graph of y=sinx that will give an average rate of change of 0?

    asked by Jennifer
  95. Calculus

    How to find x-intercepts from x(x-2)(x+2)?

    asked by Anonymous
  96. Math

    If f(x)=-3x+5 and g(x)=9x-2, what is the slope of the graph of the function (f-g)(x)?

    asked by Jennifer
  97. English (The Diary of Anne Frank)

    I loved this book but my homework askes me a question that Im not quite sure on ---- Otto Frank is best described as: A. friendly, generous, and agreeable. B. detached, reserved, and emotionless. C. quiet, naïve, and passive. D. loud, brash, and

    asked by dark1
  98. Chemistry

    A sample of gas has a volume of 1.30 L at STP. What is the temperature in °C if the volume is 13.0 L at 2.00 atm?

    asked by Harry
  99. MATH


    asked by Emmanuel
  100. math

    What is;the average speed in miles per hour for a plane that was :filled with 13 quarts of oil that flies a distance of 3,300 miles

    asked by Anonymous
  101. Math HELP

    A 30°–60°–90° triangle has a hypotenuse with a length of 18. What is the length of the shorter leg of the triangle? A.5 B.5 sqrt 3 C.5 sqrt 2 D.20 Don't understand.

    asked by dark1
  102. chemistry

    A sample of gas has a volume of 1.30 L at STP. What is the temperature in °C if the volume is 13.0 L at 2.00 atm?

    asked by judy
  103. Math

    Please Help!!!! I don't understand this at all. -(5f/6)-2/3>4/3 The neg sign is beside 5f/6

    asked by Cherie
  104. eNGLISH

    Can you please tell me if the sentences are grammatically correct? e.g. "facing death" or the ability to face death Hamlet doubtful about the existence of an afterlife.

    asked by Frank
  105. Math

    Please help! 1.3-2.5xor equal to 1.3 I have been on this for hours and can't figure it out Thank you

    asked by Cherie
  106. Chem

    How many moles of copper are in21,000g

    asked by Deb
  107. Chemistry

    What is the final Celsius temperature if 4.42 L of nitric oxide gas at 35°C is cooled until the volume reaches 1.00 L? Assume the pressure remains constant.

    asked by joshua
  108. math

    Tyson handled 150 service calls on his shift yesterday. Of those, 20% resulted in a successful upsell of additional services. If Tyson makes a $6 commission on top of his regular salary for each successful upsell that he makes, how much commission did he

    asked by Anonymous
  109. Urban Developement

    why are interfaith and long island hospital closing?

    asked by fredy
  110. Math

    The instantaneous rate of change of g(x) is the same for every real value of x. What type of function is g(x)?

    asked by Jennifer
  111. math

    On each flight an airplane is filled with 10 quart of oil for each planned hour of flying write an equation that can be used to determine the planned flying time, h, in hours, for an airplane filled with 13 quarts of oil

    asked by Anonymous
  112. people

    give 4 reasons way people take vacations.

    asked by Anonymous
  113. tourism

    write 4 ways that this decline in the tourist industry could affect the country.

    asked by lissa