Most popular questions and responses by jade
  1. maths

    A fruit drink is made by mixing juice and lemonade in the ratio : 1 : 4 (juice : lemonade) Juice costs £6.00 per litre. Lemonade costs 50p per litre. a) show that 1 litre of the fruit drink costs £1.60 to make. b) The fruit drink is sold for £2 a litre.

    asked on December 5, 2017
  2. math

    Sam is flying a kite. The length of the kite string is 80 meters, and it makes an angle of 75° with the ground. The height of the kite from the ground is... A.20.27 B.61 C.77.27

    asked on March 27, 2015
  3. English

    In "A sound of thunder", the butterfly symbolizes A- the fragility of life *** B- spring, rebirth, renewal C- changing into a new being D- lying towards one's dreams

    asked on January 19, 2017
  4. physics

    Tarzan, mass 85 kg, swings down on the end of a 28 m vine from a tree limb 4.4 m above the ground. How fast is Tarzan moving when he reaches the ground?

    asked on May 11, 2010
  5. geometry

    Given: LM ∥ KN , KL ∥ NM LP = h­1 = 5 cm, MQ = h2 = 6 cm PKLMN = 42 cm Find: Area of KLMN

    asked on March 25, 2018
  6. physics

    Drag race tires in contact with an asphalt surface probably have one of the higher coefficients of static friction in the everyday world. Assuming a constant acceleration and no slipping of tires estimate the coefficient of static friction for a drag racer

    asked on February 22, 2016
  7. AP physics

    A 65-kg skier starts at rest and slides 30 m down a hill inclined at 12∘ relative to the horizontal. Consider the force of friction on the skier to be negligible. Determine the speed of the skier after sliding 30 m downhill.

    asked on October 18, 2015
  8. Math-Lit 143

    Suppose you buy a two-year CD for $50,000 from First Command Bank. Use the APY from the First Command Bank table to determine how much interest it earns for you at maturity.

    asked on March 26, 2015
  9. Math

    A ship leaves port at 1:00 P.M. and travels S35°E at the rate of 28 mi/hr. Another ship leaves the same port at 1:30 P.M. and travels S20°W at 18 mi/hr. Approximately how far apart are the ships at 3:00 P.M.? (Round your answer to the nearest mile.) I

    asked on August 1, 2017
  10. English

    Gripping the rail, "Lindsey stepped onto the ice". A.) independent clause B.) adjective clause C.) adverb clause D.) noun clause c??

    asked on January 19, 2017
  11. English

    Identify the correct sentence. A. Has your cousin and her boyfriend come by to visit you? B. Have your cousin in addition to her boyfriend come by to visit you? C. Have your cousin plus her boyfriend come by to visit you? D. Have your cousin and her

    asked on October 15, 2015
  12. Chemistry

    During a Breathalyzer Test it was determined that 1.60mg of K2Cr2O7 was consumed by the above reaction. Calculate the number of milligrams of ethanol in the test sample.

    asked on November 29, 2014
  13. centimeter dot grid

    I have to draw rectangles with a perimeter of 16 cm and I don't know how to do it.

    asked on April 28, 2016
  14. Physics

    A Ferris wheel, 24.0 m in diameter, rotates once every 12.5 s(see the diagram.) What is the fractional change in a person'sapparent weight (a) at the top, and (b) at the bottom, as comparedto her weight at rest?

    asked on March 8, 2016
  15. geometry

    A model is made of a car. The car is 7 feet long, and the model is 16 inches long. What is the ratio of the length of the car to the length of the model? 4:21 7:16 16:7 21:4 I think it is C.

    asked on February 1, 2015
  16. Geometry

    The area of a regular octagon is 25 cm2. What is the area of a regular octagon with sides four times as large? Can someone explain how to do this? I keep getting 2500 but i was told it's wrong.

    asked on July 31, 2018
  17. Chemistry

    How many grams of CuSO4 * 5H2O are needed to prepare 100mL of a 0.10 M solution ?

    asked on April 4, 2013
  18. statistics

    Let x and y be the amounts of time (in minutes) that a particular commuter must wait for a train on two independently selected days. Define a new random variable w by w = x + y, the sum of the two waiting times. The set of possible values for w is the

    asked on June 10, 2013
  19. Physics

    At t=0 a grinding wheel has an angular velocity of 24.0rad/s . It has a constant angular acceleration of 35.0rad/s2 until a circuit breaker trips at time t = 1.90s . From then on, it turns through an angle 436rad as it coasts to a stop at constant angular

    asked on October 5, 2014
  20. Math

    Mabel has a total of 54 decorative beads. Some are black and some are white. The ratio of the number of black beads to the number of white beads is 7 : 2. How many more black beads than white beads are there?

    asked on March 20, 2019
  21. Physics

    a 60-kg student travelling in a car with a constant velocity has a kinetic energy of 1.2 *10^4 J. What is the speedometer reading of the car in km/h?

    asked on December 11, 2014
  22. algebra

    38 milliamps to amps (Round answer to the nearest thousandth.)

    asked on July 1, 2012
  23. Math

    The Leaning tower of pisa is 55.9m tall and leans 5.5 degrees from the vertical. If its shadow is 90.0m long, what is the distance from the top of the tower to the top of the edge of it’s shadow? Assume that the ground is level.

    asked on April 8, 2015
  24. Physics

    Leroy, who has a mass of 110 , is skateboarding at 9.4 when he smacks into a brick wall and comes to a dead stop in 0.2. Find his deceleration.Find the force of impact. (ouch!)

    asked on September 12, 2012
  25. chemistry

    at STP , what is the volume of 7.08 mole of Nitrogen gas ?

    asked on February 7, 2015
  26. English

    In the book dragonwings why doesn't moon shadow attend public school? How is he being educated?

    asked on December 9, 2014
  27. Spanish: check answers

    Questions: 3. Paella is a dish like tacos. a dish made of rice, seafood, and vegetables eaten in Spain. another name for enchiladas. 4. Fast-food restaurants in the Spanish-speaking world are generally very popular with adults. look similar to the ones in

    asked on March 21, 2013
  28. algebra

    Dorothy is thinking of two numbers. The sum of the numbers is 40 and the difference is 6. write a system of equations and use elimination method to find the two numbers.

    asked on February 5, 2015
  29. Science

    What is the equilibrium concentration of silver ions at 25 degrees C in a 1.0-L saturation solution of silver carbonate to which .20 mole of NaHCO3 has been added? The Ksp of Ag2CO3 is 8.1 x 10-12 at 25 degrees C

    asked on April 21, 2015
  30. Life orientation

    Six suggestions on how to deal with human rights violation

    asked on April 14, 2019
  31. Accounting

    Journal Entry Help GST rate 15% MMT Ltd. completed the following transactions and events in the first month of its operation. June 2018 1 Sole shareholder (Jason) invested $65,000 cash. 1 Jason contributed a computer, fair value, $1,495 GST inclusive. 1

    asked on March 18, 2019
  32. algebra

    ental car company charges a base fee of 15.00 plus 0.35 per mile driven which of the following equations models the charge c for renting a car based on the number of miles

    asked on December 20, 2016
  33. Chemistry

    Identify the atom that increases in oxidation number in the following redox reaction. 2MnO2 + 2K2CO3 + O2 2KMnO4 + 2CO2 *A.) Mn B.) O C.) K D.) C Please show work Thank you.

    asked on March 21, 2013
  34. Math

    The circumference of a circular table on Beverly‘s porch is 72 pi inches what is the radius of the table

    asked on February 5, 2019
  35. Math

    Suppose an extra representative will be added to the current total of 15 representatives. Use the apportionment criterion to decide who should get an additional representative. Justify your answer. Subdivision A has 560 residents and 6 representatives in

    asked on April 22, 2017
  36. math

    Two boys weighing 60 pounds and 80 pounds balance a seesaw. How many feet from the fulcrum must the heavier boy sit if the lighter boy is 8 feet from the fulcrum? thank you!!

    asked on July 13, 2017
  37. chemistry

    If you ran silver nitrate on tap water and distilled water,which one may show a slightly positive reaction? Why?

    asked on January 18, 2012
  38. English

    In the book dragonwings why does windrider break the rules and go after black dog? Why does the tiger genral cooperate with windrider?

    asked on December 9, 2014
  39. English

    In the book dragonwings why does black dog beat up moon shadow? What does the fact that the boy is not angry at black dog suggest or tell you about him?

    asked on December 9, 2014
  40. chemistry

    CrCl3(s) + AgNO3 (aq)= AgCl(s) + Cr(NO3)3(aq) A 0.750 g sample of impure CrCl3 was removed from a bottle that contained 1.75 g of impure sample. The removed sample was dissolved in water and required 42.5 mL of 0.215 M AgNO3 solution to react with the

    asked on March 12, 2012
  41. Trial Balance

    Given the following balances, the total debits in the trial balance would equal: Equipment $ 37,000 Accounts Payable 2,000 Sales 49,000 Accumulated Depreciation 4,000 Accounts Receivable 7,000 Retained Earnings 16,000 Salary Expense 6,000 Cash 8,000 Share

    asked on March 18, 2019
  42. Math

    1. What is the tenth term of the geometric sequence whose first term (a1) is 16 and the common ratio (r) is –½? 2. Given the terms a10 = 3 / 512 and a15 = 3 / 16384 of a geometric sequence, find the exact value of the first term of the sequence.

    asked on June 18, 2014
  43. Stats: Counting Techniques Fundamental Theorems A

    A company has 12 male and 10 female employees, and needs to nominate 3 men and 3 women for the company bowling team. How many different teams can be formed?

    asked on December 17, 2016
  44. Earth Science

    PLEASE HELP! URGENT! 7. Which letter arrows point to hanging valleys? 8. Which letter arrows point to aretes? 9. Name a peak on the map that is a horn. 10. Feature E on the map is composed of glacial till. What type of glacial feature is E, and how did it

    asked on November 25, 2016
  45. math

    Jeremy collected nickels for one week. He is making stacks of his nickels to determine how many he has. The thickness of one nickel is 1/4 in. How tall is a stack of 4 nickels? 3 nickels, 2 nickels?

    asked on January 16, 2013
  46. college Chemistry

    Popcorn kernals pop independently (i.e. unimolecularly). For one brand at constant temperature, 11 kernals pop in 10 seconds when 240 kernals are present. After 145 kernals have popped, how many kernals will pop in 10 seconds?(Your answer may include

    asked on January 29, 2011
  47. math

    Stephen drove at a constant speed from Town X to Y at 9 A.M.yesterday. Half an hour later Cole drove from Town X to Y at A constant speed that was 30 km/h faster than Stephens. By 9:30 A.m, Stephanie had already traveled 40 km. Cole caught up with Stephen

    asked on October 22, 2013
  48. chemistry

    what are the solute particles present in boric acid (H3BO3)?

    asked on March 12, 2012
  49. algebra

    1,200 mils to inches (Round answer to the nearest tenth.)

    asked on July 1, 2012
  50. Statisitcs

    Suppose that X and Y are independent discrete random variables and each assumes the values 0,1, and 2 with probability of 1/3 each. Find the frequency function of X+Y.

    asked on October 30, 2010
  51. English

    What is the purpose of the author using flashbacks in the short story 'penny in the dust'?

    asked on December 4, 2016
  52. Physics

    Having captured a mouse, an owl is flying towards the barn where it lives to enjoy dinner. While approaching the barn at a speed of 6.9 m/s at an upwards angle of 8o above the horizontal, the struggling mouse escapes from the talons of the owl while at an

    asked on September 14, 2016
  53. math

    Amanda's punch recipe : 7 parts mixed fruit juice, 2 parts of lemonade [Question : how much lemonade will she need to make 180 fluid ounces of punch ?]A .140 Fluid ounces or B. 40 Fluid ounces C. 36 Fluid ounces D. 60 Fluid ounces i think the answer is b

    asked on February 21, 2015
  54. geometry

    A regular pentagonal pyramid has a side length of 4 mm, an apothem that measures 3 mm, and a height of 4.1 mm. What is the volume of the pyramid?

    asked on November 2, 2012
  55. College Chemistry

    C6H6(l) + Cl2(g) --> C6Cl6(s) + HCl(g) Consider the unbalanced equation above. What is the maximum mass of each of the products that can be formed when 72.5 g of C6H6 and 49.0 g Cl2 react?

    asked on February 22, 2012
  56. physics

    A space station is shaped like a ring and rotates to simulate gravity. If the radius of the space station is 150 m, at what frequency must it rotate so that it simulates Earth's gravity? [Hint: The apparent weight of the astronauts must be the same as

    asked on March 13, 2010
  57. Algebra

    32 ½ meters to feet (Round answer to the nearest thousandth.)

    asked on July 1, 2012

    A dockworker applies a constant horizontal force of 71.0N to a block of ice on a smooth horizontal floor. The frictional force is negligible. The block starts from rest and moves a distance 10.0m in a time of 5.50s . If the worker stops pushing after 5.50s

    asked on August 10, 2014
  59. English

    Selina Sanchez, together with her colleagues, ________ a competitive market research model for other businesses to follow. (Points : 1) present presents

    asked on February 19, 2014
  60. chemistry

    H2SO4(aq) + NaOH(aq)-> Na2SO4(aq) + H2O(l) Consider the unbalanced equation above. What is the concentration of the original sulfuric acid solution if 60.5 mL of the acid reacts with 18.0 mL of 0.110 M sodium hydroxide?

    asked on March 12, 2012
  61. Biology

    Which one of the following is not a trace element in the human body? a. fluorine b. nitrogen c. zinc d. manganese e. iodine. The human body contains about 2.6% nitrogen. That is way above the percent in the definition of trace elements See:

    asked on September 28, 2006
  62. Algebra

    2,250 watts to horsepower (Round answer to the nearest thousandth.)

    asked on July 1, 2012

    Two dogs pull horizontally on ropes attached to a post; the angle between the ropes is 62.0∘. Dog A exerts a force of 270N , and dog B exerts a force of 302N . Find the magnitude of the resultant force. Find the angle the resultant force makes with the

    asked on August 10, 2014
  64. Chemistry

    A tire is rotating 600 times per minute. Through how many degrees does a point on the edge of the tire move in 1 minute? In 1 second?

    asked on July 5, 2013
  65. physics

    Find the tangential acceleration of a freely swinging pendulum when it makes an angle θ with the vertical. (Use theta for θ and g as necessary.) i tried 2.56 as an answer and it was wrong, so im guessing im suppose to use symbols?

    asked on March 14, 2010
  66. Math

    Back in the old days, couples would enter marathon dance contests to win money. They would dance continuously, with only short breaks for food and drink. Some contests would go on for over a week. How many hours of dancing would there be in a 7-day week?

    asked on January 11, 2010
  67. ss

    4. What mountain range became the boundary line set by the Proclamation of 1763

    asked on October 30, 2017
  68. Math 7

    how high is a tree that casts a 25 foot shadow at the same time a 6 foot pole casts a 10 foot shadow? Please help! I don't understand how to solve any problem like this!!

    asked on June 3, 2015
  69. chemistry

    Al(s) + H2SO4(aq)-> Al2(SO4)3(aq) + H2(g) Consider the unbalanced equation above. What volume of 0.490 M H2SO4 is needed to react with excess aluminum to produce 1.60 g of Al2(SO4)3? Use a molar mass with at least as many significant figures as the data

    asked on March 12, 2012
  70. Math/Algebra

    dan is 12 inches taller than jay. use X for jay's height. which expression shows dan's height?

    asked on September 22, 2011
  71. physics

    A roller coaster has a vertical loop with radius 17.9 m. With what minimum speed should the roller coaster car be moving at the top of the loop so that the passengers do not lose contact with the seats? (how do i go about in solving this)

    asked on March 13, 2010
  72. Business

    In one of my assignments I'm suppose to explain the types of input text in business case analysis. I read my book and the resource book but all it says is that there are more types of input texts than the case study itself. :S I tried searching online for

    asked on March 10, 2010
  73. Physics

    One cubic meter of granite has a mass of 2.70E3 kg, and one cubic meter of gold has a mass of 1.93E4 kg. Find the radius of a granite sphere whose mass is the same as that of a gold sphere of radius 1.07 cm. Any help is appreciated!!

    asked on September 18, 2007
  74. chemistry

    If you dissolve 236.5 g of (NH4)3PO4 and 166.9 g of K3PO4 in enough water to make the volume of the solution 505.0 mL What is the molarity of ammonium ions and phosphate ions?

    asked on November 2, 2014
  75. Chemistry Help

    1. Spectroscopic studies of the reaction of azide ion with the cluster [Ru3(CO)12] in acetone solvent confirmed the occurrence of process (i) under a CO atmosphere. Kinetic measurements of this rapid [Ru3(CO)12]+ N3– →[Ru3(NCO)(CO)11]–+ N2(i)

    asked on July 26, 2014
  76. math

    Laundry- detergent $7.99 T Flower- bouquet $3.99 T, A grocery store receipt shows 5% state tax due on laundry detergent and a flower bouquet. Does it matter whether the tax is calculated on each separate item or the total cost? Explain.

    asked on November 6, 2013
  77. math

    This year, the sum of Mr. Bellini's age and his son's age is 38 years. 4 years ago, Mr. Bellini was 5 times as old as his son. How old is his son this year? How old is Mr. Bellini this year?

    asked on October 8, 2013
  78. Chemistry

    Silver(I) nitrate and sodium sulfate react to form silver(I) sulfate and sodium nitrate. Suppose 45.98 mL of 0.060 M silver(I) nitrate solution and 26.64 mL of 0.10 M sodium sulfate solution are mixed. What is the maximum number of grams of silver(I)

    asked on February 22, 2012
  79. math

    Stephen drove at a constant speed from Town X to Town Y at 9 A.M. yesterday. Half an hour later, Cole drove from Town X to Town Y at a constant speed that was 30km/h faster than Stephen's. By 9:30 A.M., Stephen traveled 40 km. Cole caught up with Stephen

    asked on October 24, 2013
  80. Spanish 1

    Complete the sentences with the correct form of ir. todos Los Dias, yo ____ a la escuela

    asked on February 26, 2013
  81. math

    Solve the system by elimination. State whether the system has one solution, infinite solutions, or no solution. x + 3y = –5 4x – y = 6 please help thanks

    asked on December 19, 2017
  82. college math

    The area of a wetland drops by 15 every 9 years. What percent of its total area disappears after 45 years?

    asked on April 1, 2014
  83. Finance

    Find the APR, or stated rate, in each of the following cases EAR: 12.4 semianually 13.3 monthly 11.0 weekly 14.7 infintely

    asked on February 23, 2014
  84. Chemistry 214

    Help! A soultion contains 0.100 Pb(NO3) and 1.00x10^-5 M AgNO_3. It is intended to separate out the silver by selective precipitaion of AgI. What is the maximum percentage of total silver that can be recovered free of contamination by PbI_2? (ksp for

    asked on November 12, 2010
  85. physics

    A dart player throws a dart horizontally at a speed of 13.5 m/s. The dart hits the board 0.32 m below the height from which it was thrown. How far away is the player from the board?

    asked on January 7, 2015
  86. math

    This year the Sum of Mr. Bellinis age and his son's age his son's age is 38 years. 4 years ago, Mr. Bellini was 5 times as old as his son. How old is his son this year? How old is Mr. Bellini this year?

    asked on October 10, 2013
  87. Chemistry

    What is the freezing point of a solution of sucrose (table sugar), a nonelectrolyte, that contains 60.0 g of C12H22O11 dissolved in 413 g of water?

    asked on September 11, 2013
  88. Trigonometry

    find all values of theta in the interval 0

    asked on May 20, 2012
  89. Chemistry

    amount of heat generated by the combustion of 245 g of CH3OH in 2CH3OH(l)+3O2(g)=2CO2+4H2O(l)

    asked on March 19, 2012
  90. English

    the plot of strange objects by gary crew

    asked on April 19, 2010
  91. Math

    The area of a plot of land on map A is 800cm^2. Calculate the area of the same plot of land on map B which has a scale of 1:5000. (Scale of map A is 1:3400)

    asked on September 18, 2016
  92. physics

    Fleas can jump quite high; experiments show that they reach an altitude of 130 times their own height when they jump vertically! Suppose instead that a flea can jump so that it lands a maximum distance of 19.60 cm away. What is the take-off speed for this

    asked on September 14, 2016
  93. Math

    a satellite traveling in a circular orbit 2000 kilometers above the earth completes one orbit every 3 hours. assume the earth is a sphere and its radius is 6400 kilometers. find the angular velocity of the satellite

    asked on January 19, 2016
  94. Physics

    A block with a mass m = 3.50 kg sits on a surface with a coefficient of static friction µs = 0.520. A spring with spring constant k = 75.0 N/m is hooked onto the block, and is slowly pulled horizontally, gradually stretching the spring. (a) When the

    asked on November 26, 2015
  95. Math

    If no digits may be used more than once , how many 5 digits can be formed using only the digits 3, 8,1,2,5 ,7?

    asked on May 22, 2015
  96. biology

    What is the role that sensors play in the maintenance of homeostasis in the human body?

    asked on April 10, 2015
  97. English

    Explain the link between the play (writers), Thoreau, and the two wars on the notes list.

    asked on January 8, 2015
  98. Math

    Solve the given quadratic equation exactly using the quadratic formula. Write the solutions in its simplest form. Using a calculator, determine all irrational solutions to the nearest thousandth. Separate the solutions with a comma and list the smaller one

    asked on September 23, 2014
  99. Physics

    1. How is average speed related to instantaneous speed? What certain conditions must be met for the two variables to have the same or close value? 2. Cite one practical example on the use of the concepts of instantaneous speed, average speed in observing

    asked on July 2, 2014
  100. social studies

    what state can be found at 60 degrees north latitude and 150 degrees west longitude?

    asked on October 10, 2012


  1. 1
  2. 2
  3. 3