# Critical Thinking/Math

145,379 results, page 65

1. ### math

Mr Ahmad starts work at 11.40 on Tuesday.He works for 12h45min.When does Mr Ahmad finish his work?Express your answer usering the 24-hour clock Math
2. ### 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?
3. ### 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 ...

Im trying to figure out how to find the equaton for the brokerage fee. Ive looked everywhere in my math book but i cant figure it out. Please help.
5. ### Math Pre-Calc.

Determine the domain and range of y= (radical) x-4 y= (radical) x^2-4 plz help me step by step. I just need to refreash my math, but i forgot how to find it
6. ### 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?
7. ### math

writing in math Bethany has 40 apples. Write a subtraction story about the apples that would require regrouping. then write the answer in a complete sentence.
8. ### math

Write to number sentences using the to numbers 7,56,and 8 then use the same numbers to show the division way label each number with its special math name
9. ### Car Design

What other subject area is used with art for a career in car design? Language Arts history math health I think math
10. ### math

You were given 10 math problems for homework. You completed 310 of them at school. Which equation shows how to find the fraction of the problems you still must do to complete your homework?
11. ### Math (Discrete Math)

Having trouble with this question on my assignment. I got the rest answered. Assume a domain A = {x ∈ ℝ | x ≥ 2} for the function f(x) = x2 − 4x + 2. Find the value of the inverse f -1(x) at x = 5. Provide 4 decimal places. I'm getting 5.0000 but I'm ...
12. ### chemistry

ho do you calculate final temperature? anyone please help thanks that's a little vague. Are you dealing with ideal gases? If so you would use the formula PV=nRT P = pressure V = volume of container n = moles (grams/molar mass) R = gas constant (0.0821) T = temperature sorry ...
13. ### math

how can you make varnish disappear Does this website answer your question? (Broken Link Removed) multiply "varnish" by -1, then add (after all you posted this as a math question)
14. ### Math repost for edie

Math - edie, Tuesday, March 11, 2008 at 5:11pm The area of a square is 25 square meters. What is its perimeter? Please show all work
15. ### 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
16. ### Math

Need help on the following math problem. A dress pattern requires 3 1/8 yards of fabrice. Mom purchases 34 3/8 yards of fabric. How many dresses can be made using the pattern?
17. ### math

i am a fifth grader and behind in math can you show me how to work this problem. two angles in a triangle are given. find x if x is the third in the triangle. 100 degree, 56 degree, x

Out of 42 kids in a class twice as many failed Ela as math,4 failed both. If 7 failed neither, find how many failed each subject. Show work thanks
19. ### 4th grade Math Help

hello, can someone please help with the below math question Mr. brooks brought a box of 66 acorns to class. Can he give 3 acorns to each of the 23 students in his class? Why or Why not? Thanks!

6th Grade Math: Write 144 as a product of prime factors. Then write the prime factorization using exponents.
21. ### 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..
22. ### math

Hi, there is a problem on my math book that has been giving me headaches. That's why I'm looking for help. The problem is: Given z and w, two complex numbers such as |z+w|=|z-w|, prove that Arg z - arg w = plusminus (pi/2)
23. ### Math

Representing each sum as a single rational number. a.-14 + (-8/9). -14 8/9? b. 7 + 1/9 = 7 1/9? c. -3 + (1/6) = -3 1/6? Do i just add the fraction and number together? and, the last problem is: a student is completing a math problem and is at the last step: 25 - 28 1/5. How do...
24. ### 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"
25. ### math, science

Ecology, math and geography are _______. you need to find out what they have in common. ecology, mathe and geography are related
26. ### math

jon spent 1/2 of his study time doing math homework and 2/7 proparing for a history exam. Waht fraction of his study time remains?

Hi I need help with my math problem. It is: Name the function rule from the table given. Table- X= Y= -4 4 -2 2 0 0 answers: y = -x y = -4 y = 2x y = x I do not get how to solve this problem!
28. ### 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.

I'm having a hard time in math, and every time I start my test my eyes glaze over. Can anyone please help me out? (9m+6)+(-5m-6) (3r^2+7r+1)+(4r^2-8r-2) (6h+1)-(9h+4) (-7w^2-2w-1)-(-5w^2 +3w-2)

I'm having a hard time in math, and every time I start my test my eyes glaze over. Can anyone please help me out? (9m+6)+(-5m-6) (3r^2+7r+1)+(4r^2-8r-2) (6h+1)-(9h+4) (-7w^2-2w-1)-(-5w^2 +3w-2)
31. ### math

Of 25 students who took a test in math , only 5 received A's .what fraction of the class received an A on the test? Write your answer in simplest form.
32. ### Math problems

On her math test, Terry got 52 questions correct out of 68. What percent of the test questions did Marie answer correctly?
33. ### Math

1. Gerald received the following test scores in math class: 76, 86, 89, 81, and 99. What was Gerald’s average test score, rounded to the nearest point?
34. ### MATH-PERCENTILES

I JUST TOOK A TEAS TEST(FOR PRACTICAL NURSING ADMISSIONS). THE REQUIREMENTS MUST BE A GRADE IN AT LEAST THE 40TH PERCENTILE IN EACH SUBJECT. THERE WAS A MATH, READING,ENGLISH, AND SCIENCE SECTION. TOTAL OF QUESTIONS WERE 170.MATH-45? READING-40? ENGLISH-55 ? SCIENCE-30 ? I WAS...
35. ### math 090

need help with my need year sent i need in a math class so if you can help me that would be good
36. ### math

in math problem.how to change simplified fraction form 2/3 to decimal form and percent form
37. ### math-5

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. multiply 1/2 by 3 c. multiply 1/3 by 3 and ...
38. ### 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.
39. ### Math repost for Kenya

math - kenya, Monday, September 24, 2007 at 6:42pm the cds cost 9.95 each cd if the discount were only 1% what totaldiscount amount would Mr.knapp receive on the 15 cds
40. ### math 012

Hi, I am trying to do homework for my math 012 class- solving linear equations- and I need help with 9 of the problems. I would really appreciate any help with this. I can do the problems and send them to you, or however you prefer. Thanks!
41. ### 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!
42. ### math

I really need help with math test. I can't post questions on here cause they won't cut and paste right. Is anyone willing to send their email and I will send them the test for help? It was due sunday and I am so lost
43. ### Math

How do you explain to 6 year old what a rectangular coordinate system is and why it is important in math. What information is needed to locate a point in this system? And how does this relate to mapping and finding a point on a map.
44. ### Math

My math teacher gave us this problem. Put the numbers 8,6,2,5,10,1,3,7,9,4 in number order of 1 to 10 in 5 moves. You can move 1,2,or 3 numbers for each move. If you don't have time to solve, any tips would be great!
45. ### statistics

Given that the general population is normally distributed on a standard scale measuring math aptitude with Mean = 50 (s.d. = 10), approximately what percentage of the population has a math aptitude score between 40 and 60?
46. ### Math

In math, if you are tracking your actual weight on a month to month basis, what kind of slope would you expect (negative or positive), remembering that goal of a diet is to lose weight.

List three different ways to write 5^11 as the product of two powers. Explain why all three of your expresses are equal to 5^11. Please help me I don't know how to do this kind of math.
48. ### Math

8 Elizabeth recorded the length in centimeters of the pinky fingers of 10 students in her math class. The results are shown below. What is the mean absolute deviation for length of a pinky finger? 6.1, 5.4, 5.8, 6.3, 6.2, 5.9, 6.5, 5.2, 4.9, 5.5
49. ### math

Posted by connie on Monday, July 20, 2009 at 11:56pm. Find the indicated outputs for f(x) = 2x²-4x f(0)= ____? f(-1) =____? f(2) =____? Responses math - Reiny, Tuesday, July 21, 2009 at 8:00am f(0) = 2(0)^2 - 4(0) = 0*0 = 0 f(-1) = 2(-1)^2 - 4(-1) = 2(1) + 4 = 2 + 4 = 6 now ...
50. ### college application short response

Deadline tonight, please help!!!! Thanks. C.Please explain which of the following you would prefer and why: the opportunity to take a wide range of courses across a range of disciplines including the sciences, social sciences and humanities, or the opportunity to focus on ...
51. ### math question

i have a math problem that i don't understandd but it has a picture to it that you will neeed to understand the problem. i cant post it heree, so where sould i post it?
52. ### math

Jon spent 1/3 of his study time doing math homework and 2/7 preparing fo a history exam what fraction of study time remains?=2/21
53. ### Math

Could anyone explain to be what these term mean in math? I try googling them but can't find the answer. Thanks 1.Opposite of a Difference 2.Opposite of a Sum 3.Opposite of an Opposite
54. ### math

math problem :The pattern 10 (.95)^ x is a typical pattern for insulin. Please explain whet the 10 and the .95 mean when the graph y axis is 10 and the x axis is k
55. ### math

i have a math problem i cant figure out.it is about input and out put algebraic expression. INPUT P-24 18 14 12 08 OUTPUT N-10 07 05 04 02
56. ### math

i have a math problem i cant figure out.it is about input and out put algebraic expression. INPUT P-24 18 14 12 08 OUTPUT N-10 07 05 04 02
57. ### math

i have a math problem i cant figure out.it is about input and out put algebraic expression. INPUT P-24 18 14 12 08 OUTPUT N-10 07 05 04 02
58. ### Math

If Katrina rolled a standard die 57 times during one of her math stations. How many times could Katrina predict rlling a 2 or a 6?
59. ### Math

Five students took a math test. The average score was 82. Four of the students' scores were 76, 85, 90, and 64. What was the fifth student's score?
60. ### 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
61. ### 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
62. ### Math

Im having trouble on an Eureka Math question.It says: "Descibe the steps you woukd take to determine the distance in miles between two towns that are 200 kilometers apart?" So the unit rate is 6 1/4 miles per kilometer.
63. ### MATH HELP PLS

19. Mr. Green teaches band, choir, and math. This year, he has 57 students that take at least one of his classes. He teaches band to 25 students. There are 48 students who take either band or choir or both. There are 9 students who take both math and choir with Mr. Green. Use ...
64. ### CRITICAL THINKING

1 Identify the principal issue presented by the source. 2 Identify any examples of bias presented by the author. If none exist, explain how you determined this. 3 Identify any areas that are vague or ambiguous. If none exist, explain how you determined this. 4 Do you find the ...
65. ### statistics

Researchers conducted a survey of parents of 66 kindergarten children. The parents were asked whether they played games with their children. The parents were divided into two groups: working class and middle class. The researchers wanted to know if there was an association ...
66. ### Math repost for Jose

Math - jose, Sunday, October 14, 2007 at 12:55pm <EAB and < ABC are right angles,AB=4,BC=6,AE=8,AC and BE interset at D.What is the differens the area of triangle ADE and triangle BDC
67. ### 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!!
68. ### Math

Darby guesses the answers to six questions on the math portion of her college entrance exam. Each question is a true or false question. What is the approximate probability that at least 4 of her answers are correct? A. 0.23 B. 0.34 C. 0.66 D. 0.78 Is it B?
69. ### Math

Darby guesses the answers to six questions on the math portion of her college entrance exam. Each question is a true or false question. What is the approximate probability that at least 4 of her answers are correct? A. 0.23 B. 0.34 C. 0.66 D. 0.78
70. ### math

100 eighth grade students were interviewed about their favorite subject at school. 45 said Math, 70 said English, and 5 said neither. Using a Venn diagram, how many said both?
71. ### Typos, math, physics

Would everyone who posted math and physics problems this morning please go back and check for typos? It is difficult to guess what you mean and we do not have your text book.
72. ### Math

I am doing a worksheet that says to solve all problems to get the answer to "which Arctic animals love math?" I did not get the riddle. Does anyone know the answer? I would love if someone got back to me on this one. Thanks, Ishaan.
73. ### TIP MATH!

Explain how mental math can be used to estimate a 15% tip on a taxi ride that costs \$23.25. PLZ HELP! BE VERY Descriptive on how you did this! I'm Sick Today So I've Barely Have Brains To Do This Today, So HELP!!!
74. ### Math

A container has capacity of 2/3. It is filled 3/4. How many liters of water will be left in the container after 1/6 liter is poured out? I have no idea how to do this problem! Please help guide me through this math problem! Thank You!
75. ### Hamlet...essay - Writeteacher

Kristy Cheung Ms.Weately Grade 11 U English January 10, 2013 Title A person who sets off another person by being a contrast to that person is known as a foil to the character. In Shakespeare’s great tragedy Hamlet, two character Laertes and Fortinbras, develop as “foils...
76. ### math

Marta’s math textbook weighs mc017-1.jpg of a pound less than 4 times the weight of the book she is reading for her language arts class. If the weight of the math textbook is mc017-2.jpg pounds, which shows the correct equation and value of x, the weight of Marta’s book ...
77. ### chemistry

I posted this question on April 16 and received lots of help..but need more.. thanks Use the following information to identify element A and come pound B, then answer questions a and b. An empty glass container has a mass of 658.572 g. It has a mass of 659.452 g after it has ...
78. ### English1A-Critical Thinking and Writing

Hi Miss Sue I agree with what you said so I changed part of my introduction around and changed the thesis, and I changed the last part of the conclusion. Can you let me know your thoughts? Race and Culture Society plays a large role on race and culture. Whether a person is ...
79. ### English Hamlet...Writeacher

Kristy Cheung Ms.Weately Grade 11 U English January 10, 2013 The Tainted Mirror A person who sets off another person by being a contrast to that person is known as a foil to the character. In Shakespeare’s great tragedy Hamlet, two character Laertes and Fortinbras, develop ...
80. ### math

calculate the amount a person would earn over a period of time if his or her salary were a penny the first day, two cents the second day, and so on doubling each day. Day Pay =============== 1 0.01000 2 0.02000 3 0.04000 4 0.08000 5 0.16000 Your total pay is 0.310000 MY ...
81. ### 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?

in a lesson about reading strategies and making predictions in math i was asked this... celia has a new kitten. it is 5 inches tall. will it be 5,12, or 24 inches tall when it is grown up? how do i fgure this out?
83. ### Math

If someone earns \$960 interest over 4 year period on a \$6,000 investment, how do I solve this to find the percentage of interest per year. I know it is 4%, I just can't figure out how to show the math.
84. ### math

Hi, Can someone please help me with my math. The distance between Capeton and Jonesville is 80 miles. Thescale on the map is 0.75in : 10 miles. How far apart are the cities on the map? A. 6in B. 60in C. 600in D. 1067in Thank you :)
85. ### Math

The final math grades for all 6th graders were A: 125, B: 200, C: 350, D: 95, and F: 25. Make a bar graph to display this data. In the box below, write a description of your bar graph.
86. ### math

The final math grades for all 6th graders were A: 125, B: 200, C: 350, D: 95, and F: 25. Make a bar graph to display this data. In the box below, write a description of your bar graph.
87. ### math

plz help students in a math class need an average of at least 90 points to earn an A. one student test scores are 88,91,and 85 what must be the strudent score on the nest test to earn an A? it is Inequalities
88. ### MATH FIFTH GRADE MATH!!!!!!!!!!!!!!!!!!

WHICH DATA LANDMARK BEST REPRESENTS THE NUMBER OF HOURS A TYPICAL STUDENT WATCHES TV-------------------- THE MEAN, MEDIAN, OR MODE wHY????????????_____________________________________________________________________________________________________________________________ ...
89. ### math

You have several 5x11 rectangles, using only these rectangles, what can you make? A) 39x54 rectangle? B) a 39x55 rectangle? Plz help my parents are at work and sisters are doing homework, I'm 9 help!!! ( math due tomorrow!! )
90. ### chemistry

1. A three-step mechanism has been suggested for the formation of carbonyl chloride: Step 1: Cl2 ===> 2 Cl (fast equlibrium) Step 2: Cl + CO ===> COCl (fast equilibrium) Step 3: COCl + Cl2 ===> COCl2 + Cl (slow) What is the molecularity of the rate-determining step? ...
91. ### Repost Math for Steve Dowling

Math - steve dowling, Thursday, September 13, 2007 at 8:44pm what is -5/18 (8/15)= Can you show the work Thanks
92. ### math

How do I make a math factor tree using the number 115 and make it look like a tree for real?
93. ### math

what type of math problems exemplify the different purposes of variable, and in what way do these different uses of variable can be confusing?
94. ### math

math problem: a snake is 60 inches long. It grows 3 inches every year. How long will it be y years from now?
95. ### math work sheet

I do not get my math !!!!!!! I mean when it says like a number equals blank percent of a number 13 equals % of 16 what do i do
96. ### exponential functions in math

my daughter needs some help studying for a unit test using exponential functions in math
97. ### Math

On a recent math exam, Alex received a score of 92%. His z-score is positive 2. If the mean for the exam is 84, what is the standard deviation?
98. ### Math (Discrete Math)

find the least positive integer N so that 1<gcd(N, 271) < gcd(N, 2014). Explain how you find N. Thanks for your help
99. ### 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 ...
100. ### 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