Questions Asked on
March 5, 2007

  1. Gen chem II

    Calculate the work done when 50.0g of tin dissolves in excess acid at 1.00atm and 25 (degree in celsius) Sn(s)+2H(aq)----- Sn(aq) +H2(g) Assume ideal gas behavior The work done = (pressure)*(increase in volume) The increase in volume is due to the H2 gas

    asked by Farzan
  2. Economics

    6. The chapter uses the analogy of a "leaky bucket" to explain one constraint on the redistribution of income. a. What elements of the U.S. system for redistributing income create the leaks in the bucket? Be specific. I would think it would be “people

    asked by Sarah
  3. math

    the disney golf classic starts with 64 golfers. the golfers form pairs and each pair plays a match. the losers drop out and the winners of each pair then form new pairs and play again. then those winners form pairs and play. this continues until there is

    asked by ciera
  4. Physics

    How much heat is added to a 10.0 g of ice at -20.0 degrees Celsius to convert it to steam at 120.0 degrees Celsius? compute and add the following heats: heat to heat ice from -20C to 0C heat to melt ice at 0C Heat to heat water from 0 to 100C heat to

    asked by Marie
  5. spelling

    what do you mean by chronological chronological means in the order of advancing dates. =)

    asked by niva
  6. chemistry

    Please, will someone help me balance this equation? There's always one element I just can't seem to balance. Cu+HNO3===>NO2+Cu(NO3)2+H20 Thanks for the help. Try this. Cu + 4HNO3 ==> 2NO2 + Cu(NO3)2 + 2H2O You're a genius! Do you think you could tell me

    asked by Fidelia
  7. math

    a number has 4 digits. no digits in the number are repeated. the digit in the tens place is three times the digit in the thousands place. the number is odd. the sum of the digits in the number is 27. what is the number? I started with the 10s and 1000s

    asked by ciera
  8. Biology

    I really need help with my science lab. I was sick when we did the lab on Thursday and Friday was a snowday so I did not get to get the observations off my peers. My teacher has allowed people one more day and I do not understand this Lab at all. If

    asked by Scott
  9. Physics/Math

    A 2.8 kg body is at rest on a frictionless horizontal air track when a horizontal force F acting in the positive direction of an x axis along the track is applied to the body. The force F is applied to the body at t = 0, and the graph records the position

    asked by Technoboi11
  10. math,help,bobpursly

    What are some challenges for rational expressions? Also on my previous question about why are polynomials important bobpursly can you expalin it to me towards what you ment about your responce because i still do not undertand...thanks when you get a

    asked by jas20
  11. sentences

    Please note that we don't do students' homework for them. Once YOU have tried to write a sentence for your assignment, please re-post. Then someone here will be happy to give you feedback. =) who can you put a sentence that has including eveyone including

    asked by Writeacher
  12. Science help please...

    what element results if two protons and two neutrons are ejected from Radium what element results if two protons and two neutrons are ejected from Radium Look up the atomic number for radium, and subtract two. What element has that number? Radon??? a

    asked by Julie
  13. soial studies-URGENT!!NEED BY 8:25 A.M. TOMORROW!

    Who was an important person in Christianity,islam and judaism, where were they started and when were they discovered? THANX!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! :) Type in these different religions in a google search or Wikipedia, find the name of a person that

    asked by vahnna
  14. science

    I have a beak like a bird And my arms are like snakes I hav more ink than a pen But I write to confuse What am I What animal has arms (or legs) that are like snakes? Look to the water. Although I haven't solved the riddle for you, I hope the additional

    asked by taryn
  15. physics

    The Doppler effect occurs when a) a source of sound moves toward a listener b) a listener moves toward a source of sound c) a listener and a source of sound move away from each other d) a listener and a source of sound move toward each other. e) all of the

    asked by anonymous
  16. frankenstein

    In Mary shelley's frankenstein, did frankenstein believe in democracy? This site will give you information on Themes and Motifs in that book. However,NOW the term Frankenstein has come to have an anti-democratic

    asked by casey
  17. Science

    What is the ratio of phenotypes in the offspring produced by the cross Aa x Aa, assuming complete dominance for the trait? a. 100% dominant (D) b. 100% recessive (R) c. 25% D, 75% R d. 50% D, 50% R e. 75% D, 25% R One gets AA, Aa, aA, aa so three of the

    asked by Dave
  18. Math

    If Sally can paint a house in 4 hours, & John can paint the same house in 6 hours, how long will it take for both of them to paint the house together? ' I am having trouble remembering how to set up the equation? Amount of work accomplished = (Rate of

    asked by Katie
  19. Math-Limits

    sqrt(1+tan x)-sqrt(1+sin x) lim all divided by x^3 x-->0 Use that Sqrt[1+x] = 1+ 1/2 x + 1/2 (-1/2)/2 x^2 + 1/2(-1/2)(-3/2)/6 x^3 + O(x^4) You can thus write the numerator as: 1/2 [tan(x) - sin(x)] - 1/8 [tan^2(x) - sin^2(x)] + 1/16 [tan^3(x) - sin^3(x)] +

    asked by Matt
  20. Physics/Math

    An iceboat is at rest on a frictionless frozen lake when a sudden wind exerts a constant force of 212 N, toward east, on the boat. due to the angle of the sail, the wind causes the boat to slide in a straight line for a distance of 7.0 m in a direction

    asked by Technoboi11
  21. GuruBlue/English

    Yesterday, I asked the question about my thesis statement for Hamlet. Heres what I wrote: Hi, I'm writing an essay on how Hamlet is a participant of hypocrisy. Can anyone help me write a thesis statement. My points are that his father tells him to avenge

    asked by Raj
  22. social studies

    vilres what is this word unscramble it please Type vilres in the box, and enter. there are three neat words. Mayb silver,sliver or livers Hope they help WLCM :)

    asked by Hannah
  23. Physics

    After a completely inelastic collision two objects of the same mass and the same initial speed are found to move away together at 1/2 thier initial speed. Find the angle bewteen the initial velocitie of the objects? Can you please show me the step to solve

    asked by Tammy
  24. Chemistry

    Compound 1 / Compound 2 / O " CH2 = CH - CH - OH + CH3 - CH - CH2 - C ' ' ' CH3 CH3 OH i) Identify any functional groups in Compounds 1 and 2 and name them. ii) Complete the equation for reaction 1 by drawing the abbreviated structural formula(e) of the

    asked by Fraser
  25. Econ

    For a typical negative externality market graph, with Demand curve (also labelled private value), and supply curve (private cost) and a social cost curve above the supply curve. What is the optimal quantity that maximizes total economic well being? Is it

    asked by Anonymous
  26. consolidated balance sheet

    Can someone please help me with the following question. I am not really sure even how to start. One company purchased all of the common stock of another company on January 1, 2005, paying slightly more than the fair value of acquired company's net assets.

    asked by cindy
  27. Aurthers & Books

    In Act One of the Crucible by Arthur Miller. Miller included information about land disputes, lawsuites, and job oppointments. What effect do you predict this new crisis of suspected witchcraft will have on the commounity? Please note that we don't do

    asked by Bryan
  28. Chemistry

    How many grams of oxygen can be produced by heating 10.0g of mercury (II) oxide? Sulfuric acid is added to 8.10g of magnesium, how many grams of hydrogen are set free? Answered abovd.

    asked by Beautiful
  29. math

    mr.jackson is preparing bags of treats to give trick or treaters on halloween he has 48 pieces of candy and 60 pieces of gum he uses al the candy and gum and he puts the ratio of candy to gum in each bag. what is the largest number of bags he could have

    asked by ciera
  30. organic chemistry

    which alcohol and carboxylic acid would produce benzyl isobutyrate by Fischer esterification? and which alcohol and carboxylic acid would produce isobutyl benzoate by fischer esterification? I can't find anything about Fischer esterification specifically.

    asked by Rob
  31. Chemistry

    Ok, I think I have this one but can you please check my work? A nationally known company markets a product called "cleaning vinegar" that is not designed for human consumption. What is the Mass Percent of acetic acid (HC2H3O2) in this product, if 25 drops

    asked by Toni HELP!
  32. Calculus II

    What is sin(i) -- (sin of the imaginary number, i) What is cos(i)-- cosine of the imaginary number, i orrr tan(1+i) You can derive these things from the equation: Exp(i x) = cos(x) + i sin(x) ---> sin(x) = [Exp(ix) - Exp(-ix)]/(2i) cos(x) = [Exp(ix) +

    asked by Becky
  33. chemistry

    I am in the process of calculating the hydrogen ion concentration in a .25litre solution of sulfuric acid,.21g of sulfuric acid was disolved in water to make the solution. I have calculated the molarity of the acid to be 2.14x10^-3 mol per litre. I also

    asked by ruby
  34. social studies

    what accomplishments does Troy have?? Troy was a city, and had no accomplishments. However, its inhabitants at different times accomplished interesting things, I'm sure. Troy is most famous as being the city near which the Trojan War was fought, as

    asked by emily
  35. math

    solve and writein simplest terms: 3 yards 1 foot 10 inches+ 5 yards 2 feet 4 inches 8 yards 3 feet 14 inches 8 yds 4 feet 2 inches 9 yards 1 foot 2 inches. check that. you need to convert everything into inches 1 yard = 16 inches 1 foot = 12 inches The

    asked by halida
  36. math

    underwater pressure can be found using the formula p=L+d/33 where p is the pressure (in atmospheres), and d is the depth of the water in feet. If a scuba diver is experiencing 3.4 atmospheres of pressure, what is the depth of the diver? The L is really

    asked by VERYYY IMPORTANT!!!!
  37. chem

    Consider a Carnot engine operating between the temperatures of 300. K and 189 K. Find the efficiency of this engine. Assume, now, that the isothermal step at 300. K is not reversible and the expansion takes place against a constant external pressure of

    asked by Chris
  38. mummification

    Besides human beings, what did the Egyptians embalm? Thank you for using the Jiskha Homework Help Forum. Often pets were also mummified to put in the pyramids with their owners. Here is a site to help you:

    asked by Kayla
  39. Math

    If Leah is 6 yr.s older than sister, Sue, & John is 5 yrs. older than Leah, and the total of their ages is 41. How old is Sue? Still having problems setting the problem up. Have hit a brick wall. Any suggestions? Have you tried algebra? Let J = John's age

    asked by Katie
  40. Help now please, Chemistry

    How many grams of oxygen can be produced by heating 10.0g of mercury (II) oxide? Sulfuric acid is added to 8.10g of magnesium, how many grams of hydrogen are set free? I'll do the first. You do the second by following the first as a guide. 1. Write the

    asked by Beautiful
  41. brain teaser

    Using all of the letters A to Z only once complete the following words. *e*er **eue **o ma* *p*a*e* *erso* ***k*am*on *ouse *a* *ur* ***igent Please note that we don't do students' homework for them. In addition, a better place to post riddles and brain

    asked by Ameen
  42. Physics/Math

    A machine carries a 5.0 kg package from an initial position of di = (0.50 m) i + (0.75 m) j + (0.20 m) k at t = 0 to a final position of df = (8.00 m) i + (11.0 m) j + (7.40 m) k at t = 13 s. The constant force applied by the machine on the package is F =

    asked by Technoboi11

    Whats the difference between adrenaline and noradrenaline??? Any help would be appreciated!!! That's a fair question. We'll tackle the simple part first. In North America, we refer to the two compounds as epinephrine and norepinephrine while in the UK

    asked by stressed student
  44. math

    56% what would thefraction and decimal be 56% = 56/100 (which can be simplified by dividing both numerator and denominator by 4). Take your best guess for the decimal equivalent. We'll tell you if you got it right.

    asked by kate
  45. S103 - Discovering Science

    Is anyone Studying S103-Discovering Science. On TMA 6 blocks 7-8, having a little trouble can anyone Help Rather than using abbreviations, could you give us more details about your problem? This would help us to help you. I hope this helps a little. Thanks

    asked by Jon
  46. Math

    A triangular garden plot has one 16 foot side. The height perpindicular to that side is 12 feet 6 inches. If each plant requires 36 sq. in. of space, how many plants can be placed in the plot? Divide the area of the triangle by the area required per plant.

    asked by Tay
  47. science

    how many groups of birds are there and name them Since this is not my area of expertise, I searched Google under the key words "bird classification" to get these possible sources:

    asked by Fatima
  48. Science

    A drop of oil (volume 0.05cm3) is released from a medicine dropper on to the calm surface of a pond where it spreads out to cover an area of 40cm2. Assume that the oil film has a uniform thickness equal to the diameter of a oil molecule. Calculate the

    asked by Jaime
  49. Science

    How do I find out about tools used 100 years ago that are still used today? go to google and type intools used 100 years ago

    asked by Katie
  50. chem

    I have to balance an equation and I had to make the equation from an experiment we did. So far, my equation looks like this and I know what I have is correct: Cu(NO3)2+H20+NaOH----->Cu(OH)2 I think I probably need an N or a Na on the right side. What do

    asked by Abby
  51. area of circle

    My circle has a radius of 8ft. What is the distance of the circle? What "distance" are you talking about? Diameter? Circumference? What is the area of a circle with the radius of 32 cm????

    asked by jodie
  52. Human biology Coursework

    On the net it has been suggested and my experiment it has been proven that Fructose can break down Vitamin C or atleast stop it from being effective in some way. I can not find ant theories on the net to how this breakdown happpens. As someone who has

    asked by Carly
  53. Physics/Math

    At a certain instant, a particle-like object is acted on by a force F = (3.0 N) i - (1.0 N) j + (8.0 N) k while the object's velocity is v = - (2.0 m/s) i + (4.0 m/s) k. What is the instantaneous rate at which the force does work on the object? (b) At some

    asked by Technoboi11
  54. Calculus AP - Volume of Revolution

    Hi. I have a few calculus problems that I have to do using the washers and shell method to find out what the volume of the graph rotated is. I'll post one question at a time with my work. The problem is, I should be getting the same answer for the problem

    asked by Kira
  55. externalilties MC

    Negative externalities in a market could be internalized if a) there were a tax on the product b) there were a subsidy on the product c) production were stopped d) the Coase Theorem failed which is the correct answer? what does it mean by internalized? In

    asked by Anonymous
  56. math

    56%, what would the fraction and decimal be 56/100= 23/50 .56 is a neat fraction. What does it mean? How many hundredths is .56?

    asked by kate
  57. Formula

    The formula for usinng alligation to repare solutions work for solutions between__ %and __ % a.0,50 b.25,75 c.50,100 d.0,100 Somewhere there is a disconnect between my understanding of chemistry and yours: What is alligation? What formula are you speaking

    asked by KUZAVA
  58. Area of circle.

    The area of the circle is radius squared times 3.14. That gives you an area in square feet. The volume of the tank is that area times depth. That gives you a volume in cubic feet. Your comment about fish per ft makes no sense at all. Did you mean 2 fish

    asked by bobpursley
  59. Science Question 1

    If our Sun was Population II, the solar system would contain no ________ planets. Since this is not my area of expertise, I searched Google under the key words "sun population II" to get these possible sources:

    asked by Liz
  60. 5 g vial

    A 5 g igal reguires addinng 8.6 ml diluent to get concentration of 250 mg/ml. The powder volume is __ ml a.9.3 b.10.6 c.11.4 d.12.8 Does the powder form a solution or a colloid? IT makes a big difference. In solutions, the sum of the powder volume and the

    asked by KUZAVA
  61. area of circle

    The radius of a circle is 8ft. I have 60ft of tile. Is this enough to cover circle. Do you mean you have 60 SQUARE feet of tile? The circle's area is much more than that. How would you find he angle to a circle if half of it is 12 in. ??? and how owuld you

    asked by jodie
  62. Math Please

    My questin is If r=5z then 15z=3y, then r= I just can't seem to determine how to set this problem up. I tried subsutition but that doesn't work for me either? Thanks in advance I assume you want to define r in terms of y. If r = 5z, then 3r = 15z.

    asked by Katie
  63. 5th grade science

    What volume of helium would be in a baloon the size of a soft drink? The same volume that the soft drink occupies.

    asked by Matt
  64. english - essay writing

    is it ok to use the word 'you' in a persuasive essay? As in: "Where else do you see desperate ladies act like crazed maniacs for a sad 15 minutes of fame, or as they’d like you to believe the love of.." yes sounds good so far thanks halida. =) could you

    asked by Anonymous
  65. English

    define:passage a portion or section of a written work / one pargraph of something Excellent dictionary. =)

    asked by Sheldon
  66. pre cal

    write the standard form equation of the parabola with vertex (-2,-2) that goes through point (-1,0) y= a (x-b)^2 + c b has to be -2, that gives the shift to the left. y=a( x+2)^2 + c when x=-2, y=-2, that makes c -2 y=a( x+2)^2 -2 finally, put the point

    asked by jason
  67. Math-Help Please

    Can someone help me figure this out? 1. Find the first and third quartiles, Q1 and Q3 of the following numbers: 347,242,146,391,249,567,277,218,319 and 0.16,0.08,0.27,0.20,0.22,0.32,0.25,0.18,0.28,0.27 2. Which of the following numbers are integers?

    asked by Denim
  68. Science Question 2

    The resolution of metal poor red giants in the core of the Andromeda Galaxy by Walter Baade in the 1940s led to the discovery of the stellar what?

    asked by Liz
  69. chemistry

    I require assistance with the drawing of the lewis structures for hydrogen cyanide and cyanogen. I have already drawn the structured molecular formulas and am now stuck. H:C:::N: :N:::C:C:::N:

    asked by ruby
  70. math

    why dosnt the commutitive property work with subtraction and division? For subtraction : Because a - b and b - a are not the same. They are of opposite sign. For division: a/b does not equal b/a. If it did, you would have a^2 = b^2 for ANY a and b, which

    asked by sierra
  71. pygmalion

    in the play pygmalion, i need to compare mrs. pearce to a person or sect in american or british society. OK, do that and someone where will critique your thinking. I do however suggest you type your responses in standard English, including capitalization.

    asked by Anonymous
  72. English

    I need a thesis that encompasis this essay "Is this the promised end?" By Joyce Carol Oates. You can google it. Please note that we don't do students' homework for them. Our tutors try to give you the information to help you complete your assignment on

    asked by Anthropian
  73. math

    how long it would take to pay off a credit card balance of $1000 if you pay the minimum of $35 a month at a flat yearly interest rate of 18%. Is interest charged monthly? Compounded? Under monthly compounding, the answer is three years and two months.

    asked by kim
  74. Math

    To determine a GPA: 2(credit( Hr. Art, 3Hr. History, 4 Hr. Science 3 Hr. Math, & 1 Hr. Science lab. The scores were B in Art, A in History, C in Science, B in Math, A in Science Lab. What was the GPA based on 4 point scale? I continue to get 3.2 but that

    asked by Betty
  75. Algebra

    what is the equation of a line that passes through point (0,-9) with a slope of 6 (y - (-9))/(x - 0) = 6 (y+9)/x = 6 y = __ x + ___

    asked by Tony
  76. algebra 1

    how do you even start to begin how to slope in standard form and slope intercept and point slope cuz i have a test tomrrow on it Although it might be too late for your test, I searched Google under the key words "slope" to get these possible sources:

    asked by kendra
  77. help me math

    find 25% of 300 300 * 0.25 = 75 75 is 25% of 300.

    asked by halida
  78. Strategy

    What are some key financial ratios that would be useful in evaluating strategy for your organization and why? Wouldn't that depend on the organization? I will be happy to critique your thinking .

    asked by Ms Brown
  79. DEBATE+ Many opinions needed+thanks

    I am writing a debate for school and it is about this statement: “The initial cause of WW1 was the assassination of Archduke Francis Ferdinand of Austria-Hungary.” My stance is that it was a trigger but in order for my to write a debate I need peoples

    asked by World War one!
  80. math

    Solve the system x^2+(y-3)^2-9=0 x+y-1=0 Substitute 1-x for y in the first equation. x^2 + (x+2)^2 = 9 4x + 4 = 9 Take it from there

    asked by Angie
  81. Algebra

    write the equation of line passing through (6,-10)and (6,-6) I notice that as x is constant, y changes, so it must be a vertical line. x=6

    asked by Tony
  82. Social Studies

    How did the Spanish-American War change the role of the United States in the world? Im stuck.... Read the section called Aftermath. =) Thanks! Sure helped- Never thought of Wikipedia!

    asked by Dallas
  83. social studies

    why did the british think their military forces were superior to those of the americans? To which time period or war are you referring? ?? The British had an old style of fighting. They fought traditionally in battle lines. The british thought that their

    asked by jasmina
  84. Math 2(Please Check)

    Problem: (x+2)/2x^2+5x+2 + (x-3)/2x^2-5x-3 What I Got: 0 at x=0, one gets 2/2 + -3/-3 which is not zero. You messed up a sign, I suspect. you are right girl

    asked by margie
  85. Please Check my Journal for MacBeth

    Running Journal: Macbeth (Act 1 Scene 1) Thunder and lightning; enter three Witches: In the play as a whole, people are tossed about by forces that they cannot control, and so it is in the opening scene. The witches, blown by the storms of nature and war,

    asked by margie
  86. egg protection

    how can i protect an from a 6m fall and make it go 3m please look at your question. It makes no sense to us. Repost it

    asked by chris
  87. Language Arts

    What goes in a conclusion paragraph? from =)

    asked by Jamie
  88. Strategy

    Should both qualitative and quantitative measures be used to evaluate the effectiveness of your strategic plan? Why or why not? Wouldn't it depend on the plan? I will be happy to critique your thinking .

    asked by Ms Brown
  89. Critical thinking

    What is the meaning of validity, truth, and soundness as they relate to the area of logical syllogisms? Since this is not my area of expertise, I searched Google under the key words "'logical syllogisms' validity truth soundness" to get these possible

    asked by Nancy
  90. Infusion

    Giving 500 mg of medication in 50 ml to infuse over 30 minutes using a 10 drops/ml set would result in administration of __ drops/ min A.16.6 B.23 C.34.5 D.41.6 wouldn't you want 500 drops in 30 min? You are not showing any thinking. I am not going to do

    asked by KUZAVA
  91. Math (Homological Algebra)

    Does anyone here know how to compute H^3(G,Z) where G is the klein 4 group?

    asked by Bibi
  92. Science help please...

    Each element has a different set of energy levels. Use this fact to explain why the colour of the light emitted by an element in the gaseous stare is characteristic of the element? Ive read and researched Quantum physics for over a week now and i still

    asked by Jaime
  93. Math-Limits

    sqrt(1+tan x)-sqrt(1+sin x) lim all divided by x^3 x-->0

    asked by Matt
  94. Math(Please Check)

    Problem: 4x/(x+2)-8/(x-1) What I Got: 4x^2-4x-16/(x+2)(x+1) *I had to simplify the rational expression No. At x=0, it doesn't check. The starting problem gives 8, your answer gives -8. I suspect a sign error somewhere. Probably in the denominator, the x+1

    asked by margie
  95. bobpursly & countiblis,math

    I thought that we can solve anything with equations is it always polynomials. Isn't this the same thing as finding the unknown for an equation. As i said in my previous message or am i wrong. Also what about the rational expressions what are some

    asked by jas20
  96. pre cal

    I'm sorry, i didn't understand what you did. Can you explain it step by step

    asked by jason
  97. Weight Grams

    The weight in grams{g} of 1 mM of NaCl is__ a.49.0 b.58.5 c.65.5 d.78.5

    asked by KUZAVA
  98. science

    Discuss the importance of each step in the scientific method. Why do you think scientists utilize this type of experimentation and reasoning? (Broken Link Removed) Discuss the importance of each step in the scientific method. Why do you think scientists

    asked by Trenet
  99. maths help needed!

    Hi, just a short question. How do i find the x intercepts for the equation y=-2x^3+1 ? I tried to let y equal zero but i could only get as far as x^3=1/2 please help! x^3 = 1/2 is correct. There is only ine x-intercept. It is where x = (1/2)^(1/3) which

    asked by elle
  100. social studies

    By when had Rome expanded include Hispania(Spain) from On that map, pay attention to the colors and the dates for each color. =)

    asked by private
  101. Math

    THE STUDENTS IN MR HENLYS CLASS PREDICTED THAT IF THEY EACH ROLLED A DIE 90 TIMES THE RESULT OF 1 OUT OF EVERY 6 ROLLS WOULD BE A 5. Each student then completed the experiment which result best supports the prediction of getting a 5 once out of 6 times. (

    asked by Jamee
  102. Math3(Please check)

    Problem: (2x+1)/(x^2-16) - (x^2-6x-7)/x^2-11x+28 What I Got: -x^2-3x-3/x^2-16 correct RIGHTAMUNDO WLCM :)

    asked by margie
  103. Chemistry Help.......

    Which element results if 2protons and 2neutrons with the atomic number 88 and mass number 226? Show workings Help please Since this is not my area of expertise, I searched Google under the key words "atomic number 88" to get these possible sources:

    asked by Fraser
  104. math

    find 25% of 300 what is 1/4 of 300? what is 25/100 of 300?

    asked by halida