Posts by lisa

Total # Posts: 3,500

  1. Math

    Sofa is on sale for 28% off. Sale price is $666.00. What is regular price?
  2. Math

    What is 48,567kilo in metric tons? Im in 4th grade no judge
  3. maths

    We define two numerical operations labeled T and R. The effect of T is to add 1 to a number. For example, if we apply the operation T to the number 2 three times in a row, we obtain 3, then 4, then 5. The effect of R is to find the negative reciprocal of a number. For example...
  4. Math

    23%
  5. Math

    Need some help with setting it up please. Thank you. Joanna wants to buy a car. Her parents loan her 5,000 for 5 years at 5% simple interest. How much will Joanna pay in interest?
  6. social diversity

    I have to present to my social diversity class tomorrow. The section in the textbook the teacher gave me is on The Justified Elite. She doesn't want me to read straight from the book, but to present the material in a creative way, such as a poem, etc. I don't know how ...
  7. maths

    A primary school is planning to hold a fete, but needs help in figuring out how much to charge for entry. they intend to have an 'all you can eat' sausages sizzle, and they think each adult will eat about $3 worth of sausages and each child $2 worth. The cost of ...
  8. Math

    I'm stumped on this problem. My math teacher stated to write multiplication tables from 1 to 6 and then solve. I'm not even sure where to start after I finished writing the tables. At the same time, Marisol rolls 2 number cubes that each have sides labeled 1 to 6. What...
  9. Chemistry

    Calculate the mass of solid required to prepare 100 mL of a .50 M aqueous solution copper II sulfate pentahydrate. Help please!!
  10. Math

    What is the experimental probability that the next vehicle that comes on the lot will be a red car? Red White Silver Car 45 41 46 Truck 21 24 23
  11. Math

    A skydiver jumped out of a plane and descended 0.66 miles in 1.5 minutes. What was the skydiver's average change of altitude per minute?
  12. science

    t is time to summarize your research by creating a Microsoft® PowerPoint presentation or by writing a Microsoft® Word essay about the four landforms you chose to research and complete the Landform Portfolio assessment.
  13. Math

    Andre rose his bicycle to a park located 5 1/2 miles from his house. He returned along the same route. After riding 7 1/3 miles total, how many more miles does Andre need to ride to reach his home?
  14. History

    The correct answer is C
  15. Math

    Thank you!!!!!! I get it now.
  16. Math

    Just when I got the hang of probability, I get this question and I'm so lost. Can anyone help? Molly has a jar containing 4 yellow, 3 blue, 3 green, and two orange marbles. Molly returned all marbles to the jar. She then removed some marbles of one color from the jar. The ...
  17. Algebra

    Thanks for the help!!
  18. Algebra

    Mrs. Jones has a box that contains 1 yellow, 2 brown, 4 orange, and 3 purple disks. A disk is selected without looking and not replaced. Then a second disk is selected. What is the probability of selecting a yellow disk then a purple disk?
  19. MATH

    lets say u have 11 M&Ms and 14 butterfingers. What is the ratio for butterfingers to M&Ms. 1) Look at the butterfingers number first...14. then look at the M&Ms number...11 2) it said butterfinger to M&Ms. so thats 14 to 11 3) put on : in the middle of the numbers like this...
  20. SOCIAL STUDIES

    Correct
  21. Music

    Arpeggio... i think.....
  22. health

    the lowest part of the brain and the lowest portion of the brainstem?
  23. health

    in the brain?
  24. health

    Where in the human body would you find the medulla oblongata?
  25. Social Studies

    Answer-C
  26. Math (pre-calc)

    1)x = 6 2)x = -6 3)x= 0.0000 - 6.0000 i 4)x= 0.0000 + 6.0000 i
  27. science

    Which gas is formed when a hydrogen bomb is detonated?
  28. music

    Shostakovich's Symphony No. 7 is a musical tribute to which battle of World War 2?
  29. Algebra II

    x = 2.....
  30. Math

    Calculate the CPI for this year and for 5 years from now. Project the price 5 years from now of an item that you commonly buy like gas?
  31. Math

    If inflation had been 3% each year from 2005 to 2015, what would the CPI have been in 2015?
  32. Math

    thank you
  33. Math

    so is the answer $5,370,066.23?
  34. Math

    Suppose that you inherit $100,000 and invest it until you retire 40 years from now
  35. Math

    how much will be in your fund if you get a steady return of 10% compounded monthly? (this is comparable to the average annual return on the NY stock exchange from 1950-2000).
  36. Chemistry

    Calculate the change in heat when 11.5 g of water vapor (steam) at 100.0°C condenses to liquid water and then cools to 5.00 °C
  37. Chem please help

    Thank you so much!
  38. Science

    What could be a reason for low specific gravity found in highly dilute urine
  39. Eco

    When Joe started his job at the laundromat 5 years ago, his wage was $5.50 an hour. Today his wage is $8.50 an hour. If Joe started his job in the base year, and his real wage is the same as when he started, what is the Consumer Price Index today?
  40. English

    It was detached.
  41. English

    I'm pretty sure its c- objective. The speaker isn't detached, he knows what is going on he isn't pleased And definitely not critical. I'm stuck between A and C
  42. English

    Read the following line from "Not Waving but Drowning." "Poor chap, he always loved larking And now he's dead" a. detached b. pleased c. objective d. critical NOT WAVING BUT DROWNING Stevie Smith Nobody heard him, the dead man, But still he lay moaning...
  43. Math

    A goes from (0, 2) to (4, 2) B from (1, ?2) to (2, 1) C from (?1, 0) to (0, 0) D from (?3, ?5) to (2, ?2) E from (?3, ?2) to (?4, ?5) F from (?1, 3) to (?3, 0) (a) A + B? (b) E ? F? (c) ?(B + C)? (d) Which two vectors sum to zero?
  44. English

    How would I fix the following sentence into active voice instead of passive? Collaboration with parents of the student would be required to ensure the child receives proper support from the family.
  45. beginning algebra

    the product of 2c and 3d my answer: 2c*3d the number of cents in quarters 25q or 0.25q
  46. Math

    If you can mow 2/3 of the lawn in 3/4 hour, how much lawn can you mow in 1 hr?
  47. math

    3x5+10x3/ 20-(5+6) my work 45/9=5 yes or no please help
  48. math

    1. select all three expressions that are equivalent to y^4. A. (y^2)(y^2) B. y^6/y^2 C. y^0 D. y^/y^5 E. (y^4)(y^1) I think its A, C and E. Am I correct?
  49. Chemistry

    Write out a balanced chemical equation to show the dissociation reaction of magnesium carbonate in distilled water
  50. math

    Amalgamated Furniture Company makes dining room tables and chairs. A table requires 8 labor-hours for assembling and 2 labor-hours for finishing. A chair requires 2 labor-hours for assembly and 1 labor-hour for finishing. The maximum labor-hours available per day for ...
  51. math

    A deli o?ers sandwiches to order with the following options. One can select one of 3 types of bread, one of 5 types of spreads and three of 7 types of vegetables. How many di?erent sandwiches are o?ered by the deli.
  52. math

    let line A be the graph of the equation x+7y = 3 and let line B be given by the equation 2x + 15y = 6. Use an augmented matrix to determine if the two lines meet and if so at which point. Graph the two lines and indicate their meeting point if it exists. x+7y=3 7y=-x+3 y= -x/7...
  53. math

    let line A be the graph of the equation x+7y = 3 and let line B be given by the equation 2x + 15y = 6. Use an augmented matrix to determine if the two lines meet and if so at which point. Graph the two lines and indicate their meeting point if it exists.
  54. RE: PsyDAG

    Yes it is
  55. RE: Reiny

    I solved for x and got x = 23/14 Is this right
  56. math

    Solve the following set of equations. Can I use y = mx + b to calculate the equation 4x?y = 6 2x + 3y = 5
  57. math

    An employee saves for her retirement by depositing $1000 a quarter. She deposits her money in an annuity which pays a return of 2% a year compounded quarterly. What will the value of the annuity be after ten years? n = 4*10 = 40 interest per period (quarter) Total = 1220.79 40...
  58. RE: MathMate

    If you pay back $100 at the end of the year you didnt pay back any interest it was less than 10% of the loan with the discount
  59. Math

    In this question we will check if a discount is actually a discount. Say you are to borrow $100 for a year at a simple interest rate of 10%. Determine the discount D and the proceeds P for this loan. Next take another look at the situation. You take away P dollars and at the ...
  60. Math

    Free time Mr. Colborne throws a ball paper in the garbage can the probability the ball goes in the can is 3/4 what is the probability he misses two times in a row?
  61. Math

    A total of 130 children attended a basketball camp. Of these, fewer than 87 were girls. Which inequality can be used to find n, the number of boys that might have attended camp?
  62. CHF02

    How do you account for the difference in volume of th solids,in steps 1 to 5, terms of intermolecular bonding? Experiment 8: The effects of hydrogen bnding.
  63. 4th

    I have 3 rolls of ribbon. each roll is 3 yards long. I cut off 1/2 yards from each roll. how much ribbon did I cut off in all.
  64. Math 8

    A stop sign has each side measures of 12.4 inches, and the distance from any side to the opposite side is 30 inches. Divide the stop sign into one rectangle and two trappezoids. What are the dimensions of the rectangle and each of the trapezoid Ok I divided it 12.4 all 8 sides...
  65. English

    In both Hamlet and Oedipus Rex some of the most significant events are mental or psychological; for instance, awakenings, discoveries, or changes in consciousness. Choose either Hamlet or Oedipus Rex, and in a well-developed essay, analyze the uses the author makes of these ...
  66. Math

    Is the decimal 2.628 considered to be statistically significant?
  67. SS

    No name is right!! I Just saw the answer and checked... They got 100%!! I had just been on jiskha and then poof here is the answers!
  68. Program Design and Development

    Help on Design a class named StockTransaction that holds a stock symbol (typically one to four characters), stock name, number of shares traded, and price per share. Include methods to set and get the values for each data field. Create the class diagram using UMLet and write ...
  69. College Algebra

    What would be an extraneous solution to the equation 4/(x+7) +3 = -2/13
  70. physics

    percent error for each component for setup II? WOULD THE HYPOTHETICAL SITUATION DESCRIBED BEA RANDOM OR SYNTHETIC ERRROR? EXPLAIN YOUR REASONING. RELATIVE UNCERTAINLY IN 250 G LOAD? PLEASE HELP
  71. physics

    can someone help me with physics lab homework please: load 300 g at 60 degree mass at 180 deg 150 g mass at 270 deg 260 g for step two resolution of 300-g at 60 degree f load= fx'= fy'=
  72. PHYSICS

    On vacation, your 1400-kg car pulls a 520-kg trailer away from a stoplight with an acceleration of 2.00 m/s2 . A: What is the net force exerted by the car on the trailer? Assume that the positive x axis is directed toward the direction of motion. F = N What force does the ...
  73. College Algebra

    For fx=6x-5 and gx=3x^2-4 find the following (fog)(x) Having problems understanding (gof(x)=g(f(x))= 3(f(x))^2-4 3(6x-5)^2-4 (36x-9-25)-4
  74. Algebra

    A frame is 4.8 inches wide and 1.5 inches tall. If it is enlarged to a width of 9.6 inches, then how tall will it be?
  75. SS

    It not unit 4 its unit 5. I will post the answers for the unit test but I can't not give you the answer for the essay short answer question.
  76. SS

    Answers were wrong 9/12 75%
  77. Math

    Two fire wardens are stationed at locations A and B, which are 50 km apart. Each warden sights the forest fire at C. Given that angle CAB is 52 degrees and CBA is 43.0, find the distance from C to the nearer warden, to the nearest 0.1 km
  78. Stats

    Running times for 400 meters are Normally distributed for young men between 18 and 30 years of age with a mean of 93 seconds and a standard deviation of 16 seconds. Thus, 99.7% of running times are approximately between Need help
  79. Government

    Which is a more stable governmental system? Authoritarian or Democratic? I know democratizing countries can be more unstable. However, authoritarian countries like China and Russia are becoming more centralized and are limiting civil liberties in their country.They operate ...
  80. math

    a man picks 6 pounds of pecans. he used 1/3 pecans in a pie recipe. he puts the pecans that are left in 1/4 pound bags. how many bags of pecans does he have
  81. Measurement Queston

    So 3" means 3 ft? and 3' means 3 inches?
  82. Measurement Queston

    Whats the difference from 3" and 3' in a measurement? For example what is the difference from 3" x 12" and 3' x 12' Thank you for the qualification
  83. calculus

    A particle is moving with the given data. Find the position of the particle. a(t) = t2 ? 5t + 3, s(0) = 0, s(1) = 20 s(t) =
  84. Sets

    Suppose Set B contains 69 elements and the total number elements in either Set A or Set B is 107. If the Sets A and B have 13 elements in common, how many elements are contained in set A?
  85. Working with Events

    Suppose your top drawer contains different colored socks: 10 are white, 8 are black, 14 are pink, and 12 are blue. All socks in the drawer are loose (unpaired). In the morning, you randomly select two socks, one at a time. What is the probability that you get either a white ...
  86. math

    252 divided by 3.5 =72videos rented 72 divided by four =24 free DVDs
  87. Science

    Two birds collide in midair. Before the collision, their combined momentum was 88 kg•m/s to the west. What is their combined momentum after the collision? A. 88 kg•m/s east B. 88 g•m/s north C. 88 kg•m/s down D. 88 kg•m/s west
  88. math-8

    suppose hector dilates the rectangle shown below with the center of dilation at 0,0 and a scale factor of 2 and then translates the figure 1 unit to the left. what will be the coordinates the vertices of the similar figure that results, One point on figure is -3,2
  89. Math

    what is 6 1/7 - 1 5/21
  90. history

    Judaism Christianity Islam Which religion belongs to each of the statements below: Using the three statements below, state the religion that would make that statement true. Each religion will only be used once. In 2-3 sentences, use information from the lesson to support why ...
  91. physics

    A ham sandwich consists of one slice of ham (9 grams) and two slices of bread (25 grams each). You have 1 kg of ham and 1.2 kg of bread. You make as many sandwiches as you can. How many sandwiches did you make? 1) How many sandwiches did you makd? 2) What is the mass of the ...
  92. algebra

    basic cellphone plan cost $20 per month for 60 calling minutes. Additional time costs .40 per minute. The formula gives the monthly cost for this plan C, for x calling minutes, where x > 60. How many calling minutes are possible for a monthly cost of at least $28 and at ...
  93. algebra

    basic cellphone plan cost $20 per month for 60 calling minutes. Additional time costs .40 per minute. The formula gives the monthly cost for this plan C, for x calling minutes, where x > 60. How many calling minutes are possible for a monthly cost of at least $28 and at ...
  94. Economics

    why are there unemployment when there is recession?
  95. MGT450

    Emergent strategies affect all planned strategies. true or false?
  96. precalc

    Identify the center, intercepts, and domain, and range of the equation x^2/4+y^2/9=1
  97. Math

    can someone please help quick Choose the correct simplification of the expression (3x)4 can you explain how you got your answer
  98. precalc

    Write an equation of the hyperbola given that the center is at (2, -3), the vertices are at (2, 3) and (2, - 9), and the foci are at (2, ± 2√10).
  99. precalc

    Use the equation 〖(y+2)〗^2/4-((〖x+3)〗^2)/49=1 to find the following: a. center: b. vertices: c. foci: d. graph:
  100. math

    6 by 9 B
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