Posts by Frances

Total # Posts: 228

  1. MATH

    Gymnast Clothing manufactures expensive soccer cleats for sale to college bookstores in runs of up to 500. Its cost (in dollars) for a run of x pairs of cleats is C(x) = 2900 + 9x + 0.1x2 (0 ? x ? 500). Gymnast Clothing sells the cleats at $150 per pair. Find the revenue and ...
  2. trigonometry

    8sin^2(x)+6sin(x)-9=0 simplify
  3. trigonometry

    a lighthouse A bears N 36 degree 20 minutes E at a ship S. after sailing 2.75 km in the direction N 78 degree 50 minutes E to point T, the bearing of the lighthouse becomes N 8 degree 30 minutes E. find the distance from A to T.
  4. trigonometry

    two angle of a triangle are 38 degree 27 minutes and 48 degree 42 minutes, respectively. if the longest side of the triangle is 256.6 cm ong find the length of the shortest side.
  5. trigonometry

    A tree broken over by the wind forms a right triangle with the ground if the broken parts makes an angle 50 degree with the ground and the top of the tree is now 20 feet from its base how tall the tree?
  6. Art

  7. East math

    0.3 and 0.5 in a fractions in a simplest form
  8. Math

    The Pont du Gard near Nîmes, France, is a Roman aqueduct. An observer in a hot-air balloon some distance away from the aqueduct determines that the angle of depression to each end is 54° and 71°, respectively. The horizontal distance between the balloon and the ...
  9. Math

    i dont know
  10. chemistry

    how many grams of CH4 (methane) must be burned to form 82.6g of H2O? equation: CH4+O2----> CO2+H2O
  11. finance

    what is the interest charge with 10.90% APR (annual percentage rate) on a balance of $7100.00
  12. Math

    2A/B DIVIDED BY 4A/B F. 8A2/b2 G. 1/2 H. A/2B J. 2
  13. Math

    Can u freaking help me the ****
  14. Math

    Identify all sets to which the number 3 belongs A. Whole numbers, integers, rational numbers B. Rational numbers C. Integers, rational numbers D. Even numbers, whole numbers, integers, rational numbers I THINK IT'S A
  15. algebra1

    M5P3*(2M-6Q-5)-1 qm0
  16. Chemistry - Please help!

    Small quantites of hydrogen peroxide can be prepared by the action of an acid on an alkaline earth metal peroxide, such as barium peroxide. BaO2 (s) + 2HCl (aq) -> H2O2 (aq) + BaCl2 (aq) What mass of hydrogen peroxide should result when 15.0g of barium peroxide is treated ...
  17. Chemistry

    Bacterial digestion is an economical method of sewage treatment. 5CO2(g) + 55NH4+(aq) + 76O2(g) -> C5H7O2N(s) + 54NO2-(aq) + 52H2O(l) + 109H+(aq) bacterial tissue The above reaction is an intermediate step in the conversion of the nitrogen in organic compounds into nitrate ...
  18. Chemistry

    Bacterial digestion is an economical method of sewage treatment. 5CO2(g) + 55NH4+(aq) + 76O2(g) -> C5H7O2N(s) + 54NO2-(aq) + 52H2O(l) + 109H+(aq) bacterial tissue The above reaction is an intermediate step in the conversion of the nitrogen in organic compounds into nitrate ...
  19. Chemistry

    sorry, there were some typos in this one..
  20. Chemistry

    Bacterial digestion is an economical method of sewage treatment. 5CO2(g) + 55NH4+(aq) + 76O2(g) right arrow Bacteria C5H7O2N(s) + 54NO2-(aq) + 52H2O(l) + 109H+(aq) bacterial tissue The above reaction is an intermediate step in the conversion of the nitrogen in organic ...
  21. science

    a solution that is composed of 5g of salt for every 95g of water produces by what percent concentration of mass?
  22. science

    a solution made from 35 mL of ethanol and 65 mL of water produces by what percent concentration of volume
  23. Algebra

    Five times a number decreased by twice the same number.
  24. statistics

    The mean length of a work week for the population of workers was reported to be 39.2 hours. Suppose that we would like to take a current sample of workers to see whether the mean length of a work week has changed from the previously reported 39.2 hours. a. State the hypotheses...
  25. math

    I don't know what to do..please help.The doctor estimates that more than 220 out of the 500 patients in his database take vitamin each year. A random sample of 60 patients shows that 27 o them take vitamin each day. how to use a proportion to predict the total number of ...
  26. Irish history

    Please help me unscramble the following letters pertaining to Irish. NLPCREEAH tHANK YOU fRANCES
  27. MATH (ASAP)

    D.2.40*10=$24.00 $25.00 SO THE ANSWER 24.00
  28. MATH (ASAP)

    C.20*3=60 25*3=75 60+75=135 D.I DON'T GET THIS ONE.CAN I HAVE HELP ON THIS ONE
  29. MATH (ASAP)

    Jay and Tia are planning to buy snack chips. • Individual bags of chips cost $3.00 each. • Each case of chips contains 10 bags and costs $25.00. a. If Jay buys 1 case of chips, what is the cost per bag? Show or explain how you got your answer. b. How much money would...
  30. Math (ASAP)

    thanks sooo much
  31. Math (ASAP)

    Carolyn and Kim are selling lemonade this summer.  *It costs $0.10 to make each cup of lemonade.  *They are going to sell each cup of lemonade for $0.25. What is the least number of cups of lemonade they need to sell in order to collect $10.00 more than they ...
  32. Math

    solutions to the problem what four-digit whole number satisfies the following conditons? The sum of the digits is 6; the number is less than 1200; none of the four digits are equal; and the tens digit is an odd number.
  33. Science (ASAP)

    You paint a reddish brown board yellow.Have any properties of the wood changed?Has a chemical reaction occured
  34. Science

    Please i need this ASAP
  35. Science

    You paint a reddish brown board yellow.Have any properties of the wood changed?Has a chemical reaction occured
  36. Science

  37. Science

    The grams
  38. Science

  39. Science

    Is the answer 750000 which is d more than
  40. Science

    12 ounces
  41. Science

    I don't really know Can you do like take 2 things out
  42. Science

  43. Science

    Please i need this ASAP
  44. Science

    A.much less that 750g B.a little less than 750g C.exactly 750g Or D.more that 750g
  45. Science

    A board has a mass of 750 g. If you ground the whole board down to sawdust what would be the mass of the pile of sawdust?
  46. Science

    Draw and complete a graphic organizer to identify the types of chemical reactions illustrated by these formulas:A+ BC= B+AC,AB=A+B,A+B=AB
  47. Science

    Describe a solution,suspension, and colloid
  48. Math

    Please I need help
  49. Math

    In 1 week, the hours worked by the 6 cashiers at buy and fly were 20,20,29,48,52, and 56. Would using the mean or the median number of hours encourage a person who wants at least 35 hours per week to apply for a job at buy and fly? Explain?
  50. Math

    divisible by 15,27,36,16,28,57,102,268,4518,93
  51. Chemistry

    In VSEPR, which of the following is considered a single electron group?
  52. Science

  53. Science

    Explain changes of state between solids and liquids and between liquids and gases?
  54. Science

    Why is water only compound occurring naturally on earth in three states?
  55. Science

    Why is water only compound occuring naturally on earth in three states?
  56. Astronomy

    What do you need to know in order to calculate the mass of a planet from observations of a satellite in orbit around that planet?
  57. Science

    Hello i need help
  58. Science

    What are 3 ways that numerical data can recorded and displayed in science
  59. Math

    155,168,170,193,198,209,229,270,324,347 1.median 2.maximum 3.minimum 4.mean 5.mode 6.range
  60. Algebra

    Select the set of equation that represents the following situation: The sum of two numbers is 52, and their differewnce is two less than the smaller number. What are the two numbers? 2x= 52;52=x+2 x+y=52;y-x=x-2 x+y=52;x-y=2-x 2y=52;52=x-2
  61. Reading

    i was down stairs when the read the books
  62. Reading

    I never read the book
  63. Reading

    6 important event that happen in hatchet?
  64. Social Studies

    1.Gravity Pulls us Down on Earth. We would be Floating With Out it!
  65. Social Studies

    i don't kno
  66. Social Studies

    How are these facts contribute to life on earth? *Gravity holds the sun together. *The sun is about 4.5 billion years old. *The sun is by far the largest object in the solar system.
  67. Social Studies

    True or False Written records,artifacts,and fossils are other tools used by historians, archaeologist,and anthropologists to study the past
  68. Social Studies

  69. Social Studies

    True or False Geography is not used very much anymore?
  70. Social Studies

    i did they don't help
  71. Social Studies

    how do i make it true
  72. Social Studies

    how can i make it true
  73. Social Studies

  74. Social Studies

    I don't know that's why im asking you
  75. Social Studies

    True or False To accurately label exact locations on a map, geographers go to that specific location?
  76. Social Studies

    True or False Geographers use maps, globes,and computers to study people and places?
  77. Fast food nation

    Which is what we found in the burgers?, and this is what worries the president of the company and start an investigation. Was found throughout this?
  78. Fast food nation

    as they enter Mexican immigrants and what kind of job offer?
  79. math

    i need an answer to the math problem: 90.9 divided by (1.75 x 1.75)
  80. math

    18x - 16 + 6( 2 - 2x) = 50
  81. Social Studies

    1 page about why would you like to be in the colonial life
  82. Reading

    5 things to tell a 4 grade about math mcas?*2 pieces o advice for getting ready?
  83. Social Studies

    5 paragraphs about the colonist life??
  84. Math

    But i don't get B.
  85. Math

    25 players
  86. Math

  87. Math

  88. Math

    Day Number of Players Amount Collected Monday: 4 $ 88 Tuesday: 7 $154 Wednesday: 6 $132 Thursday: 3 $ 66 Friday: 2 ???? A.On Friday, the coach will collect fees from 2 more players. What is the total amount of money the coach will collect from the 2 players? Show or explain ...
  89. Math

    A coach is collecting a fee from each player on her soccer team. She collects the same amount of money from each player. The amount of money she collected over four days from some of the players is shown in the table below. Soccer Fees Collected Day Number of Players Amount ...
  90. Math

    Teresa put tiles marked with the letters of her name into a bag. The back of each tile is blank. The tiles are shown below. T E R E S A Without looking into the bag, Teresa will pick a tile. a. What is the probability that Teresa will pick a tile with the letter T on it? Show ...
  91. Math

    Thanks :-)
  92. Math

    ohh so C. is 30
  93. Math

    now i add 50%+20%=70% & 70-100=?
  94. Math

    1/5=1 divided by 5=0.20=20%
  95. Math

    Ms. Hendricks asked her students how they get to school each day. She collected their answers and determined the following results. • Half of her students take the bus. • 1 5 of her students walk. • The rest of her students ride with their parents. a. What ...
  96. Science (Asap)

    What is the effect of a chemical change on the mass of matter?
  97. Science (Asap)

    Compare and contrast: When you combine two or more different substances,you get a mixture.The substance aren't mixed evenly.Their properties don't change.The substance can be separated from the mixture.For example,sand is a mixture that can be separated into rocks and ...
  98. Science (Asap)

  99. Science (Asap)

    You learned that a tree can be cut down and shaped into a bat.This is a physical change.What are some of the physical changes we find in nature?
  100. Science (Asap)

    How are an empty glass bottle and a glass candlestick that were created from crushing and melting glass alike and different?
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