Critical Thinking/Math

145,931 results, page 66

  1. biology

    On a television talk show, a guest claims that people who exercise vigorously for 15 minutes or more every day are able to solve math problems more rapidly than people who have no vigorous exercise in their daily routine. Describe a controlled experiment that could be ...
  2. Math

    This year was first year of online school, and it was the WORST! (I go to connections and I would never advise it to anyone!) Anyways the math FSA for 6th grade is coming up, and my school did not do a good job teaching me, I hardly feel like a learned ANYTHING! And when I ...
  3. math-calculus

    30/x^2-25 = 3/x-5-2/x+5 i be left with 30 = 3x^2-75-2x^2+50 i not sure what to do? i use the quadratic formula? math-calculus - Steve, Saturday, January 7, 2012 at 3:38pm First, you have to simplify properly: 30/(x^2-25) = 3/(x-5) - 2/(x+5) 30 = 3(x+5) - 2(x-5) You were ok ...
  4. Early Child Ed.

    Would you please help with this question? (These questions that asks which is "NOT" really confuse me)!! Which one of the following is usually an effective way to stop disruptive behavior that is NOT harmful to the child or others? A) Remove the child from the group ...
  5. Math

    Macy spent 2hrs on homework she spent 1/4 of time working on math how much time did Macy spend on math homework
  6. Algebra II

    The grades on the last math exam had a mean of 88%. Assume the population of grades on math exams is known to be normally distributed with a standard deviation of 6. What percent of students earn a score between 72% and 90%? (5 points) 0.6255 0.5843 0.6754 0.5346
  7. math

    I posted this question yesterday and I got a response that is correct but I still don't understand how he got it. What did he do with the 2? how do i find the slope of the curve at the indicated point? f(x)= absolute value of x, x=2 math - bobpursley, Wednesday, September 16, ...
  8. Math and Reading

    Please help me, my son struggles in the 6th grade. I am afraid that he might have to repeat again. He has low grades in reading and math.I have spoken with his teachers, and they say lack of motivation. How do i help him so he can do what he needs to. I really cant afford ...
  9. Math History

    I need to know the history of integers for a test tomorrow. I have searched numerous history and math sites, but none tell a specific person. Does any one know who it is or where I can find this information?
  10. math

    use the numbers 1,2,3,4,5,6,7,8 and 9 one time make a true math equation :xxx + xxx = xxx. ex 237+654=891. Over 300 solutions with 32 different sums.
  11. Math

    Scummydale Senior High School has 8 math teachers and 4 history teachers. Suppose that a committee of 8 of those teachers is formed to attend a local conference.
  12. 7th grade math "Math Makes Me Think"

    Day 15: What's my number? It has 3 digits. Sum of digits is 9. GCF of digits is 1. Product of hundreds and tens place is 1.
  13. math

    Which choice offers the lowest cost per ounce? 6oz for 42 cents? 8oz for 64 cents? or 4oz for 36 cents? This is 5th grade math assignment?
  14. CRt 205

    CRT-205 Week 5 Fallacy Matrix Categorizing Fallacies • Categorize each fallacy statement by copying fallacy type from the list below into the Fallacy Type text box adjacent the fallacy statement. • Provide an explanation as to why you think it is that fallacy type in the ...
  15. Math

    This is a 3rd grade math problem that my son had on homework. Can you explain how to derive the answer for this problem? The problem, as wriitten, is below.... I have 10 thousands, 11 tens, 12 hundreds, and 0 ones. What number am I? Thank you
  16. Math

    I need someone to check my homework answers. I don't really know this stuff but i'm trying to do better in math this year. I didn't understand how to do some either. 1. √12 I got 2√3 2. √9a^3 I got 3a 3. √8 * √2 I got 4 4.3√50 I got 15√...
  17. math

    simplify -cd^-4e^-1 okay rob or jim. read my math tip notes, okay? otherwise you'll do poorly on your quizzes. :) if you meant (-(cd)^-4) * (e^-1) -e/((c^4)*(d^4) or if you meant ((-cd)^-4) * (e^-1) e/((c^4)*(d^4) or if you meant (-c(d^-4)) * (e^-1) -ce/(d^4) Please specify ...
  18. math 5th grade

    Carolyn spent 3/4 of an hour on her math homework, 5/6 of an hour on history, and 5/12 of an hour on science. Which of the following is a true statement; a.)5/6<5/12, b.)5/12<3/4, c.)5/6<3/4, d.)5/12>3/4
  19. Literature

    -Write a short narrative about a conflict or confrontation that is funny, scary, sad, or just interesting to you. Your story can be true or fictional and it must be atleast 5 paragraphs long. -This is what I have: “MC, you can do this. It’s only a test; I’m sure you’ll...
  20. Math

    7. Add 7 1/2+3/4= 1 1/4 8. Divide 3/4 / 2/3= 1 1/8 9. Sam has 4 projects due next Friday. he has completed 1/2 of his English project, 0.25 of his History project, 1/8 of his Science project, and 75% of his Math project. Write the list of these 4 projects in order from the one...
  21. math

    Ivan finished es025-1.jpg of his math homework problems and all 3 questions for his science homework before dinner. If he finished a total of 43 problems before dinner, what is the total number of math homework problems he was assigned?
  22. Visual Basic - Computer Science

    I'm trying to right a program with Multidimensional Arrays. These are the instructions for the program: The Valley Boulevard (VB) Auto Center management is pleased with your progress in developing their system. They require you to develop a new feature for their system. Main ...
  23. psychology

    I chose the answer that I believe to be correct. I need help from an expert to indicate if the answers that I chose are right or wrong answers and indicate the correct letter or answer needed. Question 1 1. Counselors use Bronfenbrenners model most explicitly in their work ...
  24. World History (Ms. Sue)

    Doyou agree with that which I have written for the topic that I was given? Describe the emergence of Romanticism in art and literature, social critisim, and the move away from Classicism in Europe. In the late seventeenth century, an intellectual movement known as the ...
  25. Math

    I don't know how to solve this math problem? A call center is 120 yd. long and 40 yd. wide. Each employee requires 30 sq. ft. if the center needs to have 40% of open space, how many employees can be seated in the center?
  26. Math

    Richa spends 1/4 of pocket money on chocolates,1/8 on pencils.At the end she had R's 40 left. How much did she have at the beginning? Many solved 25 questions of his math assignment.This was 1/8 of total questions. He does not know 1/5 of the rest. How many questions were ...
  27. Math

    I have a math problem. Joleen saved $85 dollars from babysitting to spend on CDs. Every Monday a music store has all CDs on sale for $5.95 each. How much change will she receive buying as many CDs as possible? Thanks
  28. Math

    I am trying to help my grandson with his math homework. When I went to school we never learned this and I am at a loss. The question is: Create an equivalent expression at includes at least one parenthesis so that the value of the expression is 144. The expression is 4+5x17-3 ...
  29. math-

    bill spent 7 9/10 hours working on is reading and math homework. if he spent 5 3/6 hours on his reading homework, how much time did he spend on his math homework?
  30. math

    Tara spent 3 hours doing homework. She spent 1/3 of her time on math, and 1/5 on science. Estimate the total time she spent on her math and science homework?
  31. math

    Emily surmises that the probability that she will pass math or chemistry is .95, the probability of her passing math is .7, and the probability of passing both is .55. Find her estimate of the probability of passing chemistry?
  32. English

    Choose the meaning of the bold words in questions 1-6 1. Men hold me/ FORMIDABLE for GUILE in peace and war: / this fame has gone abroad to the sky’s rim. (from the Odyssey, Part I) (1 point)ancient; agility intricate; courage awesome; cunning incredible; knowledge 2. All ...
  33. English

    I had to place these statements in the Fallacy Types I thought they belonged in. Did I do this right or am I completely wrong here? Fallacies are confusing.Thanks Everyone Ad hominem/genetic 7. I don’t care if she is the top psychiatrist in the state! Her theory on sibling ...
  34. Discrete Math

    How many ways can you get a bunch of 4 books to give a friend if you have 30 books (15 novels, 10 history book and 5 math books)?
  35. Math Pattern Help

    Math Pattern Help - TO: Reiny, Monday, February 13, 2012 at 10:35pm Based on what you said this is what I came up with. Did I do the rest of the pattern correctly? Thank you so much for your help. X y 1 9 2 8 3 7 4 6 8 2 10 0 12 -2 15 -5 20 -10
  36. Math

    Kenneth has 22 math problems to do for homework. He has 12 problems done.How many more problems does he left?if he completes 1 problem every minute,how many more minutes does he have to work?
  37. math

    kenneth has 22 math problems to do for homeworks he has 12 problems done. How many more problems does he have left? If he completes 1 problem every minute, how many more minutes does he have to work?
  38. Math

    Which of the following is an example of a ratio? number of dogs who like Good boy treats number of chocalates per bag number of people who like math all of the above Please help
  39. Math

    Find and express the results in polar form for the following: z = 2(e^(-jω) - e^(j7ω)), where ω = omega j is the math equivalent of i = sqrt(-1)
  40. Math

    A real estate agent earns a weekly salary of $200. This week, he sells one home for $120,00 and is paid a commission rate of 5%. Find his total earnings for this week. (7th grade math)
  41. 7th grade Math

    I have two questions for math. How do I add/subtract an integer Please give me full notes, or webpage please. Also, my teacher said 10-20E (Problems in book we have to do) Is that evens? because the odd answers are in the back of the text book Thanks,
  42. grammar

    WERE DO YOU LEAVE COMMANTS? DO YOU KNOW ANY PLACE IN CALIFORNA/ TEMECULA WERE THRE IS FREE TUTORING?ARE YOU TEACHER? IF YES FROM WHAT SCHOOL? DO YOU ALSO TEACH OR TUTOR MATH? IF YES THEN I NEED SOME HELP AND TIPS IN MATH. DO YOU ALSO TEACH SCIENCE?I ALSO NEED SOME HELP ON THAT...
  43. Math 7th grade

    I am very bad at fractions.Can anyone tell me what a multiplication sentance is? The book gave me a model. It is an expression in math or written form. John had 1/2 of the pizza, and he ate 3/8 of that. How much did he eat of the original pizza. 1/2 x 3/8 dont know 25.70 ...
  44. Math/Financing

    I need help with a math problem. If someone finances an item at an apr rate of 17.99% interest, and pays all charges off in 2 months, what will the total amount paid for the item be. Assuming there is no annual fee and the minimum finance charge is $2.00
  45. emergency due before midnight please!!!

    Dangling Modifiers If your baby does not like cold apple juice, it should be heated. Your answer: 1. Dangling Modifiers When they are fresh, eating oranges can often keep away the cold virus. Your answer: 2. Predication Our plans for tomorrow should begin today. Your answer: 3...
  46. Math check 4

    Find the y-intercepts for the function given by: f(x)= 4/(x+5)-1/(x-4)/2/(x-3)+3/(x+2) Math check - Damon, Sunday, October 12, 2008 at 5:56pm The y axis intercepts are the values of the function when x = 0 4/5 - [(1/-4)] / [(2/-3)] + 3/2 Math check - shawn, Sunday, October 12...
  47. College English

    John Winthrop “A Model of Christian Charity" Discuss the manner in which the theories expressed by Winthrop are in some degree evident in American government and culture today. CAN SOMEONE TELL ME IF I ANSWER IT RIGHT? In Prospero's America, Walter W. Woodward looks at the ...
  48. Math

    Robert took a math test and got 36 out of 50 correct. What is the percentage of correct answers?
  49. math

    if i bought a car for $18,500 and price was 35% off what was original price and how do I do the math
  50. Math Symbols

    PLEASE LIST ALL 7TH GRADE MATH SYMBOLS!!! PLEASE!!! I NEED THIS ASAP !!! :) THANK YOU!!!!
  51. Math

    Okay. So i am getting frusterated I was given a math sheet. On it has the anwsers. I have tried to get my answer to match up, but I can't get it. COuld somebody please help me? 10-(2y-6)-y y is 8 *The answer is -8.* Thanks!!
  52. math

    In my math book i got a question 1 1/3 times 1/4 my answer was 5/12. I know the answer is right but how do i do the problem
  53. Math

    Hello, Can someone help me with my math problem? Does |k – n| = |k| – |n| for all integers k and n? If so, give 3 examples.If not, give a counterexample.
  54. math

    if i bought a car for $18,500 and price was 35% off what was original price and how do I do the math
  55. math

    Hi, Im having trouble with this math equation.. if you can, can you please help me and explain. the equation is : 3/7d=5/4 You have to find the solution. Thank you
  56. Math

    My Math Problem is {4/5n + 9/2} = 49/10 8/10 45/10n = 53/10n 53/10 x 49/10 = 490/530 n= 60 am I correct
  57. Math

    Does anyone know the answer to the math riddle "Did you hear about..." the answer is 12 words and it's pg 167.
  58. math

    i am wondering if the following answer to my math problem is correct f(x)=x^3-4x-2 [2,3] the answer i put was f(20<o and f(3)>0
  59. math plz help

    ok so i have this math problem and it says to list the recipricol and i don't know what a recipricol can you tell me what it is?
  60. Discrete Math?

    Was wondering, anyone here know discrete math? Specifically regarding to rules of inferences?
  61. math

    jennifer must complete any 10 of the 25 math problems on a test what percent must she complete
  62. math

    My brother George needs help with a math question. What percent is 23 students of 51 students?
  63. math

    I'm having problems with subtracting 10 digit math problems.Can you give me any websites?
  64. general math 1

    can you help me with penn foster general math 1 please exam #00701300
  65. Math #2

    If I had a math problem 2x^4 x y^-4 x z^-3 / 3x^2 x y^-3 x z^4. In simpler terms it would look like this: 2x^4 X y^-4 X z^-3 ------------------- 3x^2 X y^-3 X z^4 When I tried to solve this I got 6x^2 X y^-1 X 2^-7. Am I correct? If not could you please help me on how to solve...
  66. math

    Lucas' last 4 test scores were 88, 95, 92 and 81. 90% or better is an A. What would he have to get on his fifth math test to pull up his grade to a 90?
  67. Math(Arithmetic)

    How do you multiply fractions using manipulatives? Not in paper math way, but in manipulatives...
  68. math

    how do I solve this? I know it's common math, but I cannot remember how! -4x> 1/11 I think I multiply both sides by 11, but..... I can't remember how!
  69. math

    Surface Area: 4r^2 41.25^2 S.A= 19.6 inches^2 Volume: 4/3r^3 4/3 1.25^3 V=8.2 inches^3 could someone check my math?
  70. Math

    Ok we are doing distributive property in math and I'm so confused on some of the problems. the problems are: 9+(x-4) 5-4x-5/-4 4(3x-2y)-3(4x-3y) 7(r+s)-(r-s) 3y-2(x-2y) Thank you so much for your help. Ellie
  71. Math

    When you have a 76% in math and you need to get your grade up to a b and daily assignments are 10% and quizzes are 80%. How will I get my grade up to a b in 5 weeks
  72. math math

    the second of a trangle is 3 times as large as the first the third angle is 55 more that the first. find all three angle.
  73. Sociology

    Please check my answers. My answers have * by them. 1. In _______, citizenship in the society automatically makes a person a member of the religion. A. churches* B. sects C. ecclesia D. cults 2. Jews, Christians, and Muslims all believe in one God who, as creator of the ...
  74. history

    I'm stuck on these history questions, and the textbook is not clear on the answer (I hate it when that happens!). I'd really appreciate it if someone could help me ASAP on this as I need to submit this tomorrow (especially Ms. Sue! Please help me out!) Some anti-imperialists ...
  75. Math test,

    Need a website to study off of for a math test, this what is on the test Times fractions and Understanding Fractions, I need a math website.
  76. Math please help

    There was a surge in math club membership after the fun Halloween party. When the principal asked Mrs. Germain how many students were currently in the club, she replied, "Three times our number plus a third of our number plus a fourth of our number plus you and me is two ...
  77. Math

    There was a surge in math club membership after the fun Halloween party. When the principal asked Mrs. Germain how many students were currently in the club, she replied, "Three times our number plus a third of our number plus a fourth of our number plus you and me is two ...
  78. Science/Biology

    Please check my answers: 1. 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 ...
  79. math

    you want to use a square section of your yard for a garden. You have at most 52 feet of fencing to surround the garden. write and solve an inequality to represent the possible lengths of each side of the garden. Math - Dylan, Tuesday, March
  80. MATH

    My math book has this statement: "Describe how to use a Ten-Thousand Square to round numbers to the nearest 1000?" Is this the answer: If there is a number higher than 5 in the thousands place then you round up, but if it is lower than you round down?
  81. Math: is it? is it not?

    Is this math problem hard? - There are 12 brothers living in a mansion. Six brothers are sitting in a rectangular kind of table. Six other brothers stood around them. They all have ten huge backpacks. Each backpack has 8 large monkeys. For every large monkey, there are 3 small...
  82. math

    I am confused: if the math problem is asking me for the proceeds of$ note at a % discount for # of months. the anwser is the whole total or the earned. I think is the whole total with the discount. 2. math problem ask for the amount of interest on $ invested for yrs at %, ...
  83. Critical Thinking

    Hello, Im new here and im having problems with my homework. I need to do these two things for different sources and i find it next to IMPOSSIBLE to find these... Identify and name any rhetorical devices used by the author. If none exist, explain how you determined this. ...
  84. Chemistry

    Thinking about the uses of radioactive isotopes, which statement is true? A. The iodine isotope, I-27, is used to diagnose thyroid disorders. B. Radiation may be detected because it ionizes the atoms it affects. C. It’s clearly understood that irradiating food kills bacteria...
  85. math

    In 2013, the price of a business math text rose to $120. This is 10% more than the 2012 price. What was the old selling price?
  86. Math

    I am very sorry but I was wrong with the problem. The math problem is: 9 / (3.6-2.1) Thank you Anonymus for your answer but I want the problem that I wrote above. If you help me again pleaseeeeeeeee. I don't know how to resolve this. Thanks again.
  87. Math

    In math we're doing a review sheet and i don't get any of it so can someone please help!! What is the simplest form of the expression Radical 28 + radical 175 - radical 7
  88. math

    how do i do this math problem ? what is my age ? add my age , plus half of it , plus a third of it , plus 3 times three . the results is 6 score and ten , what is my age ?
  89. math!

    hi im lauren and i have a big math test tomorrow(7th grade) and i need 2 know wht interval means. And i need the expalnation 2 be so simple that a little kid can understand it. lol. Can someone answer like in the next 10 mins plz! thx!! hurry peeps!!lol
  90. Math

    Which survey question is biased? Which is your favorite, pizza or spaghetti? Which subject is your favorite, math, which is easy, or English, which is difficult? ••• Who do you live with: both parents, mother only, father only, or another guardian? Should children be ...
  91. English

    1.Read the following paragraphs from "behind the veil." The street, although why was inconveniently full of strollers passing to and fro. The situation was not helped by the sleek swift cars, which sped by from time to time. They carried wealthy occupants, young women, and ...
  92. Math help??

    Find the missing length of the right triangle if a = 7 and b = 24. Read the followng and see if it hepls to solve this. If you still don't get it repost your answer. http://en.wikipedia.org/wiki/Pythagorean_theorem a sqaured+b squared=c squared 7 squared+24 squared= c squared ...
  93. English

    help and check please . If got wrong help please. My answers have * by it Choose the meaning of the bold words in questions 1-6 1. Men hold me/ FORMIDABLE for GUILE in peace and war: / this fame has gone abroad to the sky’s rim. (from the Odyssey, Part I) (1 point) ancient; ...
  94. Just for "Ms.Sue"

    Hey, "Ms.Sue". Ms.Sue you have been very helpful. But I keep getting stuck. 5th grade math is a challenge especially after my teachers stroked and we were out of school for almost all of September and no one in my house understands this new math either. I NEED HELP!!!!!!!!! ...
  95. math-5

    Which choice is the answer? Show me please. Tara spent 3 hours doing homework. She spent 1/3 of her time on math, and 1/5 on science. Which method would provide the most reasonable estimate of the totaltime Tara spent on her math and science homework? a. multiply 1/8 by 3 b. ...
  96. Math

    Sorry if this is a lot of questions but What do you hear when you hear the word math? What do you believe when you hear the word math? What do you think when you hear the word math?
  97. poetry(list poems)

    I am having trouble making a list poem, I am supposed to do it on one of my favorite things. My favorite things are horses. Can anyone help me plzzz?!?!?!?!?!?!?! List Poems A list poem is a poem in which every line is one item in a list. For instance, students could write a ...
  98. math

    Which situation can be modeled by tossing a coin three times? a. choosing which one of sixteen teams will win a tournament c. selecting a desk from thirty-six in a classroom b. deciding which English teacher of eight will win a trip to London d. picking one of six math teachers
  99. Algebra 1

    1.Which of the following situations best describes a student engaged in active learning. A. A student uses only one of the resources provided by the teacher*** B. A student skips parts of lessons that he or she finds difficult C. A student records questions to ask the teacher ...
  100. math

    i took the sat and received a score of 488 on the math section. the average score was 445 with a standard deviation of 110. where does my score fit in the sample and what is the z score?
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