melly

Newest questions posted by melly
  1. Math

    There are 25 students in class. 2 are absent today. What is the percent of students present in class today?
  2. AP Physics C

    as she pick up her riders a bus driver traverses four successive displacements represented by the expression (-6.30 b)i-(4.00 b cos 40)i-(4.00 sin 40)j+(3.00 b cos 50)i-(3.00 b sin 50)j-(5.00 b)j here b represents one city block,a convenient unit of
  3. English 2

    Respond to the following question about the poem "The Alarm Clock" by Mari Evans We generally think that poetry uses more pattern in language than does prose. Pattern is achieved by the organized use of repetitions. It may be repeated beats (rhythm);
  4. English 2

    Revise the following paragraph until you can answer yes to each of the questions listed below. After you are finished, copy the revised paragraph in the space provided 1. Does the paragraph have a clear purpose, and does each sentence contribute to that
  5. English 2

    Expand each sentence below by adding words or phrases that modify the verb. Questions after each item suggest details you can add. A French girl found them. Who was with the girl? In what time period did she find them?
  6. English 2

    Expand each sentence below by adding words or phrases that modify the nouns. The questions below each item suggest details you can add. Messages request information. What kind of messages are heard? What information is requested?
  7. English 2

    Expand each sentence below by adding words or phrases that modify the nouns. The questions below each item suggest details you can add. 1.People hook up machines to their telephones. What kind of people use machines? What kind of machines are used?
  8. Chemistry

    Heat 1kg of CaCO3, get 560g of CaO. Write the reactant equations and solve the mass of CO2 that born. The CaO is 100% pure. Anyone help me, pls?
  9. biology

    1 mole of an element or compound contains 6.20 times 10 to the 23rd power atoms or molecules of the element or compound. 1 mole of an element or compound has a mass equal to its mass number (or molecular weight) in grams. For example, 1 mol of hydrogen gas
  10. math- check my answer

    An internet investment company advertises that if you invest your money with them at 14%, compounded annually, they guarantee yo double your money sooner than you can imagine. Ignoring taxes, how long would it take to double your money at a simple rate of
  11. business math- check my answers please

    A share of perpetual preferred stock pays an annual dividend of $6 per share. If the investors require a 12% rate of return, what should be the price of this preferred stock? a. $57.25, b. $50.00, c. $62.38, $46.75, e. $41.64. I chose b. $50 because $50 x
  12. english

    Someone please help me i really need it!? someone please help me....this is 50 points.....i have done it three times already and my teacher keeps giving it back saying do it over...someone please help me. read the following excerpt, and anayzes the authors
  13. cjs250

    Why is it important for a security professional to know the particular target environment to which they are assigned extremely well? How can experienced security professionals prepare themselves for challenges and opportunities that they have never
  14. Precalculus

    How would I find the limit of (if it exists): lim x-->infinity (4x -3)/(2x +1)
  15. Precalculus

    Would this be the answer for this problem 2x^3-x^2 > x x>1 or 0>x>-1/2
  16. Precalculus

    How would I find the limit of (if it exists): lim x-->3 (x^3-27) -------- (x^2-9)
  17. Biology

    Where within the cell are the DNA instructions located?
  18. sci275

    considering the amount of energy required to produce animal based foods and goods, should humans change their habits so they consume products closer to the bottom of the food chain because it is more efficient?