Critical Thinking/Math

146,239 results, page 62
  1. Chemistry

    Ethanol boils at a temp. of 78.29 degrees C. What amount of energy, in joules, is necessary to heat to boiling and then completely vaporize a 23 g sample of ethanol initially at 12 degrees C? I know that the molar enthalpy heat of vaporization is 35.56
  2. To Dylan - re English essay

    To repeat your assignment: "In a five-paragraph essay, discuss which author was more successful in creating a good piece of literature. Use examples from both books to explain your thinking." And the rubric... The Student demonstrates an understanding of
  3. English

    1. My favorite class is a math class. 2. My favorite class is math class. (Which one is right? are both OK? Do they have a different meaning?) 3. I have two math classes today. 4. I have two math class today. (Which one is right?)
  4. Math

    Post a New Question Current Questions Homework Help: Math (HELP PLEASE) Posted by Anonymous on Tuesday, September 17, 2013 at 8:37pm. Estimate the total precipitation in inches and in days for Asheville and Wichita. City: Inches: Days:
  5. math

    in a school of 100 students, 59 are taking math, 51 are in english, 35 are in history, 24 are in both math and english, 19 are in both english and history, 13 in both math and history, and 11 in all three courses. how many students are taking: a) none of
  6. ,math

    Find the number of subsets of the given set. {math, English, history, science, art} Is this correct: 1. {} 2. {math} 3. {English} 4. {history} 5. {science} 6. {art} 7. {m, E} 8. {m,h} 9. {m, s} 10. {m, a} 11. {e, h} 12. {e, s} 13. {e, a} 14. {h, s) 15. {h,
  7. math

    Find the number of subsets of the given set. {math, English, history, science, art} Is this correct: 1. {} 2. {math} 3. {English} 4. {history} 5. {science} 6. {art} 7. {m, E} 8. {m,h} 9. {m, s} 10. {m, a} 11. {e, h} 12. {e, s} 13. {e, a} 14. {h, s) 15. {h,
  8. Math

    There are 25 computers in a math lab. There are 6 activity booklet for very 2 computers in the math lab. How many activity booklets are in the math lab?
  9. math

    The mean of Alice's last 5 math test scores is 88. The first 4 of these 5 math test scores were 87, 75, 93, and 85. What score did Alice earn on her fifth math test?
  10. Early Child Ed.

    1. Anecdotal records are often used to gather information on a child's development because: A. writing down everything a child says or does is important. B. they tell you how long a behavior lasts. C. they explain the reasons for a child's behavior. D.
  11. chemistry

    If a chemistry student collected 825 mL of gas at 25 degrees C and 7.90*10^2torr, how many moles did she collect? PV=nRT Put P in atmospheres. torr/760 = atm. V is volume (in LITERS.) solve for n, the number of mols. R is a constant of 0.08206 L*atm/mol*K
  12. ELA

    What effect does Father’s return have on the Sakane family? A Yuki finds it hard to adjust to having both parents tell her what to do B Yuki’s mother continues to worry about the safety of her family C Ken is relieved that his father will take over as
  13. English

    1. What's your favorite class? 2. It's math. 3. It's math class. 4. It's a math class. 5. My favorite class is math. Which are the right answers for the question? 6. What's your favorite subject? 7. It's math. (What about the question, #6? Is the question
  14. math

    Let h(x) = 3 x2 + 2 x + 1. Let g(x) = 3√{x} + 3. (Note: If there is a nonmathematical symbol in the preceding expression, then your browser doesn't have the math symbol font. Please follow the instructions on the Tools page in Oncourse to install the
  15. Chemistry

    Complete the following table for aqueous solutions of caffeine, C8H10O2N4. a) molality b) mass percent solvent c) Ppm solute All we're given is Mole fraction solvent= .900. How do I solve for the other parts with only this?? It XH2O = 0.9, then
  16. English Check please

    The High School Step Team Karla’s cousin Jade urged her to join the step team. “This afternoon you should definitely try out!” Jade suggested after the final bell rang. “I know she wants the best for me,” Karla thought to herself, “but I’m
  17. Math

    1. Write the number of permutations in factorial form. Then simplify. How many different ways can you and six of your friends sit in your assigned seats in math class? A.6!; 120 B.6!; 720 C.7!; 2,520 •• D.7!; 5,040 Correct me
  18. Math

    Go to learnalberta.ca username is LA57 password is 2149 Go to T4T courses Put in grade 11 and math The resources will show up, click on 20-1 learn everywhere. I need help on module 3 quadratic functions project please.
  19. Math

    Which numbers make the equation true? 47+___>70 a.10 b.20 c.30 I am extremely confused on how to assist my daughter in solving this, due to this being common core math. Could you please direct me on how to solve problems such as this? than you in
  20. math

    in roman numerals is ? 160- clx 170- clxx 180- clxxx 190- cxc 200- cc are those right ? If you capitalized the letters, it would be right. times table and a math seet I don't like
  21. Math

    I am having trouble with the concept of unit conversions for math C30. I am in cyber school and it does not seem to be explaining it as much as I would like. Here is the question: Change 25 kilometers per hour into feet per second. Can you please explain
  22. 6th grade math

    my work sheeet said use each of the symbols add,subtract,multiply,and divide to make thte following math sentence true. 12___ 3___ 7___ 1____ 11=0
  23. GRADE 5 MATH

    USE MENTAL MATH TO ADD OR SUBSTRACT: 1. 80+79+20 2. 308+95+5 3. 480+255+20 4.365+289 5. 523-198 6. 537+180 7. 325+239+75 8. 87+38+62 9. 4500-280
  24. Math

    i don't understand this question.it is straight out of my math book: The following prices were posted at the local store. Bananas:.39c a pound Notebook Paper: 1.02c What is wrong with these signs?
  25. Chemistry

    As I read it, the question provides you with a word description of the production of diesel fuel, gasoline, lighter gases such as ethane and propane, as well as some of the refinery operations such as cracking. Your job is to take this word description and
  26. Extra Credit

    This isn't really a question most people ask, but I have to! There is this extra credit for each subject Social Studies, math, Science, LA, etc. The one's I don't have good grades on are Math and Language Arts. My father is leaving on a trip tomorrow, so I
  27. Math

    Good evening. I posted a math question earlier that I never received any help on because someone posted something inappropriate. My new math problem is as follows: The area of a rectangular piece of a land is 3/16 square miles. If the width of the piece of
  28. English

    I have to write my cure for an "ill" that plague teenagers. This one poem provides a good example of what I'm trying to do. I t is calles Scrawny's surfire ance cure. The plague in it was zits, and the cure it suggested was First apply a cloth dipped in
  29. Math, Science, Writing, Language, Test Preparation

    I was wondering can I receive website to help me prepare for vocabulary, geometry, chemistry, PSAT, SAT, and ACT Thanks Study skills are number one, as far as I can see. Subject areas are included in these sites, too: http://www.studygs.net/
  30. i need help on these

    can someone help me figure these ones i know the answers but how do you get them? #3 It costs $1 per sqaure yard to waterproof canvas. What will it cost to waterproof a canvas truck cover that is 15'x 24'? answer; $40 #4 A part time employee worked a total
  31. Statics

    Lilly collects data on a sample of 40 high school students to evaluate whether the proportion of female high school students who take advanced math courses in high school varies depending upon whether they have been raised primarily by their father or by
  32. statistics

    Lilly collects data on a sample of 40 high school students to evaluate whether the proportion of female high school students who take advanced math courses in high school varies depending upon whether they have been raised primarily by their father or by
  33. math

    Hi, I have a math question that I need help with: g:-> 3(1.3)^x State equations for any asymptotes to the graph of g. I know what an asymptote is, but I do not understand this question...so lost. Help would be greatly appreciated. Thanks so much I'm a
  34. Science-Ms.Sue

    Which of the following correctly states the relationship between monkeys and humans? A. Humans and monkeys evolved from apes. B. Humans evolved from monkeys. C. Humans and monkeys evolved from the same ancestor, which is now extinct. D. Humans evolved from
  35. Math

    Using the terms factor,divisor,multiple,product,and divisible write as many statements about 6x8=48. My son is in learning support and has this problem and I don't know how to help him I am not good at math. Thank you for any assistance. Tyrone's mom
  36. Math for Ms. Sue

    I'm Claire's grandma; a retired teacher of science and supplemental in math. I am stumped on her question about pizza tonight. I'm working via phone with her. Would you mind taking a look at it. I know the answer, but not sure how to explain the results.
  37. math-11

    okay this is the frst day of grd 11 math and i am doing review and i don't remember anything what do they mean when they say " determine the velue of the three primary trigonometric ratios for <BAC in each of the following triangle.? and they give us
  38. Math

    I'm in seventh grade and working on this math test based on lines and planes. I'm stuck on this one question and I don't understand what the question is asking me to do. The question is: Identify a segment skew to GH. I am not asking for the answer, I am
  39. English

    1. He helped Mother wash the dishes. 2. He helped Mother with the dishes. 3. He helped his brother study math. 4. He helped his brother with math. 5. He helped study math. 6. He helped with math. 7. He helped his brother study math. 8. He helped me study
  40. math

    A, B, C, and D are points on a line, and the lengths of the line segments are: AB = 12, BC = 4, CD = 7, and DA = 15. Which of the following is a possible order for the points? A.A,B,C,D B. A,C,D,B C. A,D,C,B D. A,C,B,D•Math - Steve, Tuesday, July 22,
  41. gifted ELA

    Hello, I go to C.A and this is a review before my last test. I think I know the answers but just looking for someone to double check! Please help :-) 1. What effect does Father’s return have on the Sakane family? A Yuki finds it hard to adjust to having
  42. Science

    Read an article, and use the article to jump-start your thinking about designing your very own space mission. Think about what you want to explore in the solar system (and why!) and how you might get there. Click on the link below to read the Science
  43. Math

    John has scores of 88,73,90,85,93 on five math quizzes. What scores must john earn on the next math quiz to have a mean quiz score of exactly 88?
  44. 7th Grade Math

    I am stumped about the order of the steps to follow on the right side of a 2-step math equation that I have for homework tonight: 2(6d+3)=18-3(16-3d) Do I multiply -3 times 16 and -3 times -3d or do I isolate the minus/negative sign and multiply 3 times 16
  45. Math

    tom is scheduling his classes for next quarter. he wants to take three classes, and has the following options: spanish at 9, 10, or 11; music at 9 or 11; math at 10 or 12. list possible schedules he would choose
  46. Math(Algebra 1)

    Im doing math homework and having some trouble. Its called "Graphing equations", and this one is hard. It says 2x-y=7 and then I have to match it with a graph in the textbook. What do I do first to be able to match it? Please help a.s.a.p.
  47. Math

    Parametrically represent a Mobius strip. Since I am very unfamiliar with this topic, Math jargon should appear as little as possible and please provide step by step working.
  48. Math

    students can improve their math performance by putting forth additional effect when necessary. True or false I think it's True correct me if I'm wrong
  49. 4th grade math

    My math problem is Round each number to the place of the underlined digit. 2,399,001 and the nine beside the three is underlined.
  50. Math

    I need help with my math test systems of equations unit 7 lesson 8 connnextions test if i dont get a c or higher i get expelled PLZ HELP
  51. Math

    Question: x/15=3 My answer: 45 Am I correct? Did I make a mistake? I've been having problems with math recently, so I wont be surprised if I made a mistake.
  52. Math: Polynomial inequalities

    Show all work solve the Math: Polynomial inequality and express the solution in set notation. 2t^2 - 3 < or = to t
  53. math

    Mrs. Little creates a boxplot for the test scores on her latest math test. She finds that the interquartile range is 20 points. What does this mean?
  54. Math Repost for Nick

    Math - Nick, Wednesday, November 28, 2007 at 8:16pm Percents. changing precents like 8 out of 100?
  55. math probability

    maria thinks she has a 7 out of 10 chance of getting an A in Science, and an 85% chance of getting an A in math. Assuming these are independent events, what is her proability of getting an A in both classes?
  56. math

    Multiply fractions and whole numbers 3. Math class starts at 9:50 A.M. and ends at 10:45 A.M. How long is the class??? Please help me on this question I'm stuck on homework!
  57. math

    The math problem we need help with is: lbs of can collected by 4 children were as follows: #1 49 #2 72 #3 108 #4 121. the answer is 10. what is the question. where do i start to figure out what the question is their looking for?
  58. math

    The teacher's pet team has 50 points in math fever. They miss a question worth 200 points. What is the new score?
  59. Math Book

    The actress named, Winnie, on the tv series, The Wonder Years, wrote a math book. I was wondering if y'all have heard of it and or know the name of it? Thanks in advance.
  60. math

    please help me with my math. Use the distance formula to find the distance between the following points. Show all your work. Round to the hundredths place. (4,5) and (7,3) (2.4,8) and 1,6.3) (29,4.1) and (53.2, 100)
  61. Math

    Math question: My plane arrived in Chicago 45 minutes later from Detroit. How fast was my plane which traveled at about 20000 altitude?
  62. math

    Write a number sentence. Use every digit in the circle only once. Insert math symbols ( + ,-,x,/) and end the number with 3. Us parentheses if necessary. The numbers are 10,7,6,4,5
  63. math

    How do you find square roots? http://mathforum.org/dr.math/faq/faq.sqrt.by.hand.html
  64. Math

    Need help! this is out of my math book. max had 192 apples. kyle had 409 apples. If abby adds them together then divides them by 3 what would it be? also adding onto that is 95?
  65. 12 math

    a library shelf contains 7 books. in how many ways can they be arranged if there are no restrictions? b. the mathamatics text book must be first. c.the 3 math text boooks must be together
  66. math

    Why do my numbers scramble when I post math homework into my classroom forum posting box when I click on post message?
  67. Math definition

    I need the meaning of the following I looked in math book and online but it gives me so many things I need the meaning of it to put in my notes. "Of" "Out of" "Multiply fractions"
  68. math

    How do i show work for this math question. A puppet requires 3/4 yard of material. How many puppets can be made from 9 yards of material?
  69. Singapore Math

    Thanks "drwls" but do you know how to solve that problem using the bar model method? I know what the answer is. I just don't know how to draw it like you do in Singapore math. Thanks...
  70. math

    My math teacher gave me this problem: Prove the validity of cross products by example/words. (Why does it work as a strategy?) What is validity???
  71. math

    wat is the squre root of 309 http://www.math.com/students/calculators/source/square-root.htm
  72. Math

    OK, I have had trouble with math, 'C' average, and we are learning proportions. I don't get them! Can someone please do a proportion and then tell the steps to do it? Ex. 4/6= 8/X. Steps: 4/6 equals 8 over x. You do _______ do get ________ over , so X=12.
  73. Math

    Find 2 solutions to the equation 3x+5y=10. Write the solutions as ordered pairs. This is on my math study guide for our final and she already took up our text books. please help me!
  74. Math

    PQR has vertices p(5, -1), q(0.8), and r(7,5). It is translated right 3 units and up 6 units. Find the coordinates of P', Q', and R'. A) P(8,5), Q(3,14), R(10,11) B) P(2,5), Q(-3,14), R(4,11) C) P(8,-7), Q(3,2), R(10,-1) D) P(2,-7), Q(-3,2), R(4,-1) Please
  75. Math

    I am in 6th grade and have a math problem that I need help with. How can you use four rods that measure 2cm, 5cm, 7cm and 9cm to measure a length of 1cm?
  76. math

    Mrs little create a box plot for the test scores on her latest math test. she finds that the interquartile range is 20 points. what is the Mean?
  77. Math-Algebra 1

    I need help with a pizzaz work sheet ASAP if i don't get this done i am on the verge of failing math and repeating 9th grade. its Pizzaz 11.10 thanks
  78. algebra 1

    I cannot find it in my text book I have a math problem : 2f2 + 9f + 6 for f = 10 The second 2 is to the second power. So with the order of operation do I muliply 2 by 10 first and then 20 the the second power? Thanks Math is really killing me!
  79. Math

    Show work to determine if the relation is even, odd, or neither. f(|x|) = |x|- x^2 + 1 I thought it was even because the absolute value and squared will cancel the negatives, but I don't know how to show this through math..
  80. Math

    I am doing my math homework and I am confused. Please help solves these questions and tell me what operation I should use? Is it order of operation or? 1)simplify8x8-8x5+7 2)simplfiy5-6x10-16 3)simplify 4x(4+2)/(1+2)
  81. Math

    Mno~pqr for each of the following angles name the angle that is cronguet.please give me the unit test answers for lesson 13 math 7 unit 8-geometry
  82. math 12

    Here is question on an math assignment I was given, I have no clue what it is even asking. It's a Challenge Yourself question, I've typed it exactly how it is on my paper: A student is having difficult figuring out what is wrong with his proof: Let C=D
  83. Math

    Twice the smallest of three consecutive odd integers is eleven more than the largest. Find the integers. Please help I don't understand these type of math question
  84. math

    Here is bob's test score math 65 arts 86 science 84 social studies 78 if his average score is 80 ,how many marks did he make in gramma
  85. statistics-math

    The mean score on a Math exam was 50% and the standard deviation was 10%. Assume the results were normally distributed. (a) What percent of students earned a score between 50% and 70%? ( /2)
  86. Math

    I am in 6th grade and have a math problem that I need help with. How can you use four rods that measure 2cm, 5cm, 7cm and 9cm to measure a length of 1cm?
  87. Math

    I scored a 3456 on my math Scantron, and I tried to look it up and read through the pdf that Scantron provides to explain scores, but it was no help. Can anyone tell me if this is a good, average, or bad score? Thanks!
  88. Math Repost for Al

    math - al, Tuesday, October 16, 2007 at 7:03pm ugh can u answer this for me...................... a car gets 20 mi/gal. how many gallons would a car need to travel 70 ,i?
  89. Math

    Math: Is this statement independent or not. Jordan stayed up late last night watching television. Jordan did poorly in his quiz in the morning.
  90. Math

    Using the Big G answer the following questions: 248 pints = _______ quarts 520 ounces = __________cups The question is what does the "Big G" mean in math
  91. Strategies for understanding Math

    How can a teacher use a word problems as a means of helping students construct strategies for the basic math facts?
  92. Math Repost for Frustrated

    Math - Frustrated, Monday, October 22, 2007 at 7:33pm If you can figure out 2(-4h-13)=37+13h YOU ARE A GENIUS!!!!!!!!! (seriously you should go to Yale or sor something)
  93. Math

    Posted a question on the 2/12/12 at 3:48PM and was never given an answer. Guess the math problem is too hard for anyone to solve. How do they expect me to answer it if no one else can? Thanks for your time. Parker.
  94. Math

    If the 15th and 16th term of an arithmetic sequence are 99 and 92 respectively then the 5th term is? Studying for math final and I cannot figure this out
  95. Computer/Math

    Okay, we are doing this Math Excel thing...and it's asking me about the feild name i would use for something... what is the feild name? Is is the subject you put at the top of the row? Or is an option...please help me a.s.a.p someone!!
  96. math

    What are the factors associated with math that you need to know about in order to obtain a mortgage loan. List at least five (5) factors and provide a rationale for those you selected.
  97. To "bad@math" (and other names)

    Please post under one name. Please do not post to demand that someone go back and answer your previous questions. A math volunteer will get to them when he/she can. Thanks.
  98. Math!!!

    I have an MSA math question. What scale would you use for making a frequency table of the following data 21,79,11,9,55,38,111, and 92? Please answer it I need the question now.
  99. Math

    I am a parent of a seventh grader enrolled in k12 and neither of us are doing so great in the math department. is there a way to get the answer key for k12
  100. math

    I know it seems strange, but for our homework tonight in math class, our teacher had us list 10 things to say instead of "shut up." I only have a couple, and need some help, please list as many as possible, thanks so much!!