Critical Thinking/Math
144,009 results, page 75

Math
Could someone please check my math questions? My answers are under the questions... 32. Six times a number less than ten is eight. Find the number. a. 1/3 b. 3 c. 1/3 d. 3 My Answer ~ b 33. Jane works at the public library after school. She makes $7.00 per hour. She cannot ... 
math
John earn scores of 82%, 74%, and 78% on three midterm tests in his Math course. To earn a B, his overall course mark needs to be at least 80% and less than 90%. The overall course mark is 1 3 (midterm average) plus 2 3 of the final examination. In what range of values can ... 
Math
I am very confused on how to figure out the below math problem: A traffic light changes every 30 seconds. Another traffic light changes every 40 seconds. Both lights just changed. After how many minutes will both lights change at the same time again? Please help me. 
English
help and check please . If got wrong help please. My answers have * by it Choose the meaning of the bold words in questions 16 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; ... 
Math
The current population of Summerfield is 16,359 people, which is 90% larger than when David moved there. What was the population of Summerfield back then? I need some help, there's this question on IXL (It's a website that has math problems for you to answer) that I couldn't ... 
Math
There are 72 boys and 90 girls on a math team. For the next competition, Mr Johnson would like to arrange all the students in equal rows with only girls and only boys in each row. What is the greatest number of students that can be in each row? Answer: 72 + 90=162 162/2=86 Can... 
math
put this in an math expression you bake two baking sheets wit 12 scones each, two baking sheets with 20 cookies each, and one baking sheet with 2 scones and 10 cookies 
Math
I am tring to finish my 10th grade. I got hurt last Jan. 2007. And was force to quit public school. In short of every. I started online schooling and I have to write an essay for a final grade in Math compare three college to each other and make a graph telling which school ... 
math
A math teacher calculates grades as follows:Grade=[2 test averages+quiz average/3] After 3 tests and 2 quizzes your test average is 83 and your quiz average is 89. You took your fourth test today and noticed that your overall average grade has dropped to an 83. What was your ... 
math
Englewood averaged 17 problems right on the math decathlon. Avalon park elementary scored an average of 14 problems right. Which equation shows the difference, (d), between the average points scored by gthe englewood and avalon park? a. d=17 x 14 b. d=1714 c. d=17+14 d. d=14 ... 
math
How many ways can you get a bunch of 3 history books and 7 novels from 30 books (15 novels, 10 history book and 5 math books)? 
5th math
I need help with my math .What is the least Common Multiple (LCM) for 6,4,and 8.? please! show how you get the answer. cause, i got( 2,2,2) i'm not sure of myself at all. thank you! another one problem i'm really confuse is the Write a 9 digit numeral with 3 in the hundredths... 
statistics page on jiskha
Does anyone find the picture as funny as I do? http://www.jiskha.com/math/statistics/ It's a baby holding a statistics textbook. 
6th grade math
On a math quiz, Mary scored 3 points for each of the 12 multiple choice questions she answered correctly, and 5 points for each of the 8 free response questions she answered correctly. What was the total number of points Mary scored? 
Math
One half the members of the junior high math team are ninth graders. One fourth of the remaining members are eighth graders. One fifth of the rest are seventh graders. There are twelve 6th graders on the team. How many members on the team? 
Math
My child's teacher sent out questions to prepare for a big math test. He does not understand the questions well and I can't seem to get him to grasp it. I know the answer but could you show some easy methods or something, thank you! By the way, this is NOT graded so you don't ... 
math
how do you add and subtract and multiply and divide fractions? I searched Google under the key words "fractions add subtract multiply divide" to get these possible sources: http://www.wtamu.edu/academic/anns/mps/math/mathlab/beg_algebra/beg_alg_tut3_fractions.htm http://www.... 
Financial management
If you deposit money today into an account that pays 6.5 percent interest, how long will it take for you to double your money? You can get a pretty good estimate by using the Rule of 72. Divvied 72 by 6.5 to obtain your answer. The formula depends on when the interest is ... 
4 Math questions!
Can you help me with a few math questions please? 1)You are running in a race. It takes you 25 minutes to go 2.7 miles. a.If you continue at this same rate, how long will it take you to go 6 miles? b.What is your rate in miles per hour? 2)If the scale factor of a map is 1/8... 
statistics
Find the indicated binomial probabilities. Round to the nearest 3 decimal places. In a local college, 20% of the math majors are women. Ten math majors are chosen at random. 1) What is the probability that exactly 2 are women? 2) What is the probability that 2 or less women ... 
Math
The picture shows a red rectangle split into 5 equal parts and a green rectangle split into 8 equal parts. Drag figures to each box so that their total area is equal to the number given. Math item stem image 72 ft2 200 ft2 123 ft2 
math
What is the mode of the scores for Game 3? _____ Team  Bowling Scores Member  Game 1  Game 2  Game 3 Bob  92  118  105 Craig  127  101  96 Kim  131  128  122 Nancy  127  109  115 Phillip 113  109  122 what is the mode in math again? and how do u find it out? 
Math:Probability
The probability of having homework over the weekend in math is 0.9,history is 0.6, and Spanish is 0.75. 1. What is the probability of having exactly one class that gives homework? Is this a nCx problem? I got an illogical answer: 10.54=1054% THIS IS NOT RIGHT!!!!!!! 2. What is... 
Math
1/why can 0 be divided by any number , but any number cann't be divided by 0? Answer: I don't know.. 2/ Mr. Cruz is planning to give each of his students 2 pencils for their math test . Pencils come in packs of 8 . If he has 32 students ,can he open enough packs to give all ... 
math
Can someone please help me with this math problem. My teacher is looking for me to show my work, but I don't how to solve the problem to show my work. Please help!!! The problem is 2 1/2 + 3 1/4 + 3 5/8. Thank you for your help. 
Math
p $ 40 pants and s $ 20 shirts total $ 160. ... p $ 40 pants and s $ 20 shirts total $ 160. determine three different combinations of pants and ... Math 
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 ... 
math
Yanira is 3 years older than Tim and twice as old as Hannah. Tim is 2 years older than Hannah. How old are Yanira Tim and Hannah? Explain how you did the problem and the answer. math 7 accelerated  tom, Tuesday, September 24, 2013 at 6:46pm Ms. Sue thanks for the help. I ... 
math
DQ sells 6 times as many orders of french fries as sonic everyday. If both sold 60 more orders DQ would only sell 3 times as many fries. How many do each sell before and after the incease? math  DrBob222, Wednesday, December 23, 2009 at 4:34pm S = number FF Sonic sells. D = ... 
math fraction
10 out of 36 students love math, 13 love science and the rest love english. write down the fraction of students who love science. 
Math
Peter notices that the teenage students who are members of the math club have ages whose product is 611520. How many members does the club have? Extensions: Is it true that whatever number replaces 611520 that this problem has a unique solution? Suppose the club included 12 ... 
Math(Quick question)
The function D(h)=7e^0.4(h) can be used to determine the milligrams D of a certain drug in a patient's bloodstream h hours after the drug has been given. How many milligrams will be present after 9 hours. Round three decimal places. so 7e^(0.4 x 9) = .191 To get this answer ... 
math
Math homework help????? please? heres what it says on the paper. Using proportions, you can calculate the dimensions of objects without having to measure them. solve the problems that follow... heres the problem ===================================== amy is 5 feet tall and ... 
Math
10. Nathan got a 30% discount when he bought a new shirt. Tyler purchased the same shirt but received a 70% discount. Which of the following is equivalent to the difference between their percents of discount? A. 2.50 B. .7 C. 2/5 D. 1/4 C 12. 3/8 of the girls on the volleyball... 
Math
Explain a realworld problem that you used math to solve. What mathematical expressions did you use in your problem solving? Define your variables and explain your expression. My realworld situation would be making a cake and converting the cups into oz. I needed to figure ... 
Math
There is a 60% that your math teacher will give a pop quiz tonight and, due to the fact that you have a soccer game, there is an 85% chance you will not be able to do your math homework. You decide that you will do the homework if the probability of there being a pop quiz and ... 
math
how would i write this in scientific notation 14,718? how would i write this in standard notation 1.98 x 10 to the second power 14,718 could be rewritten as 1.4718*10^4, which is read as "1.4718 times 10 to the fourth power." (The asterisk is often used as the multiplcation ... 
math
can you help math question units rates find unit rate for each situation read 50 pages in 1 hr 25 min i got : 50 divide by ttl 85 min and got 0.588 = .59 hike 5 mile in 2hr 10 min i got: 130 min ttl divide 5mile is got 26 mile per min are these right? 
math
Julie wants to have a 90 average in her math class at the end of the year. She is trying to determine what she needs to make on her final exam for this to work. Everything is weighted equally and she currently has a 85 for her quiz average, a 80 for her homework average, a 92 ... 
Math.....
One: plz don't judge the fact that I'm horrible at dividing fractions. Two: Here's the question: A cookie factory uses 1/6 of a barrel of oatmeal in each batch of cookies. The factory used 2/3 of a barrel of oatmeal yesterday. How many batches of cookies did the factory make? ... 
Fallacys
can any one please check thisfor me? Fallacy Type Fallacy Statement Ad hominem/genetic 8. From one politician about another: “He’s a twofaced, liberal, antifamily, antivalues idealist!” Wishful thinking 15. Sure, I’ve heard that it’s better to not eat ... 
Math help
here's the question Dear Dr. Math, I wanted tto find the area of this hexagon. I few the apothem as I've shown. Then I measured the apothem and perimeter. I used the formula a=1/2ap and got 3.2cm^2 for the area but that seems way too small for me. I think my teacher got lucky ... 
math (please)
There is a 60% that your math teacher will give a pop quiz tonight and, due to the fact that you have a soccer game, there is an 85% chance you will not be able to do your math homework. You decide that you will do the homework if the probability of there being a pop quiz and ... 
Math
Three pictures hang side by side on a wall. What is the total area of the wall that the pictures cover? Length is 10 1/2 inches, 10 1/2 inches, 10 1/2 inches Width 14 2/3 inches Would I need to add 10 1/2 plus 10 1/2 plus 10 1/2 and then multiply by 14 2/3 inches? Please ... 
English
1. I like science but not math. 2. I like science but I don't like math. Does #1 mean #2? 
math
i have 2 math questions i don't understand so if you could help me i would like that. Log base 3 64log base 3 (8/3)+log base 3 2=log base 3 4r Log base 6 (b^2+2)+logbase6 2=2 
Math
A math teacher is randomly distributing 15 rulers with centimeter labels and 10 rulers without centimeter labels. What is the probability that the first ruler she hands out will have centimeter labels and the second ruler will not have labels. 
math
x+b+2b+8(95b)(divide)9 x+b+2b+8(95b)(divide)9 You don't show clearly what is divided by 9;i.e.everything or just 8(95b). I will assume the equation is this. [x+b+2b+8(95b)]/9 First, clear the innermost parentheses. (x+b+2b+7240b)/9 combine terms. (x37b+72)/9 You don't ... 
Math
I have this hard question in math. can someone help me find out the riddle? I start with 1 bacteria. Every hour it doubles. How many hours until there are 1,000,000 bacteria? Can you make a function that describes this situation? What if I double it? I start with 2 glasses ... 
Math
Create a Raptor Flowchart that calculates the amount a person would earn over a period of time if his or her salary were five cents the first day, ten cents the second day, and so on doubling each day. Your program should: 1. Request the number of days. 2. Display a table ... 
Math
Hey can someone review my math and see if i did it correctly? The math question is: Choose one product from your business and determine the markup and gross profit for it. Assume that the retail price of the product is $85, the cost is $47, and the expenses are $13. Then using... 
chemistry
1 In the reaction of potassium permanganate and iron salt in acidic medium, how many moles of manganese reacted with iron? 2 moles of Mn with 1 mole of Fe 1 mole of Mn with 5 moles of Fe 1 mole of Mn reacts with 1 mole of Fe 5 moles of Mn reacts with 1 mole 2 Which of the ... 
Math
My Math work instructions is place the numbers from least to greatest. 7 squared, 2, 8/2 squared = 2, seven squared, and 8/2 squared. 10 squared, pi, 3.5 = pi, 3.16, 3.5. 220 squared, 10, 100 squared, 11.5 = 10, 220 squared, 100 squared, 11.5. 8 squared, 3.75, 3, 9/4 = 3.... 
Math(Please Check!)
1. Which line is the flattest (or is less steep)? Why? a.y = 5x 6 b.y = 5x + 6 c.y = x  3 d.y = 1/2x + 3 I think It is C.It has the smallest slope. Someone Please Help me! ...Help me... Doesn't d have the smallest slope? 0.5x. Please...I just want to see.. Margie  You need... 
Statistics
Your mathematics instructor claims that, over the years, 88% of his students have said that math is their favorite subject. In this year's class, however, only 21 out of 32 students named math as their favorite class. The instructor decides to construct a confidence interval ... 
AP Statistics
Your mathematics instructor claims that, over the years, 88% of his students have said that math is their favorite subject. In this year's class, however, only 21 out of 32 students named math as their favorite class. The instructor decides to construct a confidence interval ... 
math
still can't solve .32x + .20y = 3.92 it's my last math question for the day!!!! What do you mean solve it? suppose you bought some 32 cents stamps and some 20 cents stamps. you spent $3.92 for 16 stamps. how many of each stamp did you buy? i got the equation.32x + .20y = $3.... 
government
Which statement BEST describes the philosophy of Sir Robert Filmer? A. Kings derive their power from the consent of their subjects. B. Kings have a divine right to absolute authority over their subjects. C. Government’s principle duty is to protect the individual rights of ... 
Math Systematric Trial
Hey everybody, I really need help solving these math equations. Thank YOU! For helping me! Use Systematic trial to find the value of each variable. a) 5+7c=89 b) 26=5+3e c) 8k16=200 d)5256u=339 Write each sentence as an equation. Solve each equation. a) four times a number ... 
chemistry
1 In the reaction of potassium permanganate and iron salt in acidic medium, how many moles of manganese reacted with iron? 2 moles of Mn with 1 mole of Fe 1 mole of Mn with 5 moles of Fe 1 mole of Mn reacts with 1 mole of Fe 5 moles of Mn reacts with 1 mole 2 Which of the ... 
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 antiimperialists ... 
Math
Me and Lisa have the same math homework. And I was wondering what would be the answer to this question and the steps provided to get this questions answer? A preelection survey showed that 2 out of every 3 eligible voters would cast ballots in the county election. At this ... 
Math
Thanks Ms. Sue for givig me the anser of 11,211 for my son's math problem(I have 10 thousands, 11 tens, 12 hundreds, and 0 ones. What number am I?) However, I am still confused and need a little more clarification? I understand place value order. If there are 0 ones, why is ... 
Math
Hello. Can someone help me? I'm not very sure about some of these :( Stephen read a 90page book in 6 days. If he continues reading at that rate, how long will ittake him to read a 300page book? Answer: 20 days. I found this by doing 90/6=15, and then 300/15=20. Mrs. Walters ... 
Hello? My math question was ignored?
My math question was ignored! 
english essay
can someread my essay Heart breaks are like a deep and dark December; when you just can’t find that special person in your heart, you expect it to turn into seasons like fall to winter to spring to summer. Passing through many bumpy roads I soon discover I had to love myself... 
5th Grade Math
I am a mom trying to help my child with their math HW. But this question has us stumped. I've seen it posted before but no real explanation was offered. Please provide EXPLANATION, not just answers. Q: Make up a list of data with the following landmarks: Mode: 15 Min: 5 Median... 
Math (Earning Money)
I know that calculating overtime rate for time and a half is 1.5 and double time is 2 and triple is 3 and so on... however my HW math question said "he is paid DOUBLE TIME AND A HALF on Saturdays..." So what number will I multiply with the number of hours and normal pay rate ... 
Math equation
The Congress of the United States signed the Declaration of Independence in 1776. Find the difference in years between the year that the Congress signed this document and the year that you were born. I was born 2003. Is this right? y  1776 = 2003 or 2003  1176 = y 6th grade ... 
psychology
A researcher predicts that listening to music while solving math problems will make a particular brain area more active. To test this, a research participant has her brain scanned while listening to music and solving math problems, and the brain area of interest has a ... 
factoring
I cannot figure these out.Can someone Factor completely: 3x2  x  4 I suppose this is actually 3x^2 x4 If so: (3x4)(x+1) Now I'd like you to look at the following website: http://tutorial.math.lamar.edu/AllBrowsers/1314/Factoring.asp 
math
What is the mean of the scores for Bob? _____ Team  Bowling Scores Member  Game 1  Game 2  Game 3 Bob  92  118  105 Craig  127  101  96 Kim  131  128  122 Nancy  127  109  115 Phillip 113  109  122 what is mean in math again? 
MATH
Joe puts 5 books in his backpack as he leaves for school. He has 2 math books, 1 science book, and 2 history books. What is the probability that he will grab his science book out of his backpack without looking? I think 1/5 Jacquie has 4 sweaters that go with her new jeans. ... 
math
Joe puts 5 books in his backpack as he leaves for school. He has 2 math books, 1 science book, and 2 history books. What is the probability that he will grab his science book out of his backpack without looking? I think 1/5 Jacquie has 4 sweaters that go with her new jeans. ... 
math
a math test consist 20 multiple choice questions. 3 points are awarded for a correct answered. 1 point is deducted for a wrong answer. no points are awarded or deducted for an answered questions. jenny attempted a total of 19 questions and her total score is above 32. find the... 
Math
The density if a sample is 5.8g/cm^3. the sample fills a cylindrical container whose hieght is 10.2 cm and whose radius is 4.3cm Find the mass of the sample. Mason, I'm sure the reason you haven't received any responses yet is that you haven't indicated what YOU think the ... 
math, algebra II
Can someone explain to me step by step how the book got to this answer i want to understand the steps....thanks Find the inverse, if it exists,for the matirx (*I used the underscore to separate the numbers within the matix) 2_1_3 3_1_2 4_2_0 the answer is: 4_6_5 8_12_13 ... 
math
Posted by mota THE MASS OF THE SUN IS ABOUT 10^27 METRIC TONS , OR 10^30 KILOGRAMS . HOW MANY KILOGRAMS ARE IN ONE METRIC TON ?  math  drwls 1000.  explain please i want to understand this question :) this is my question i posted ... 
Math
Have trouble with math mixtures problem!! AT a family reunion, the average age of all those present was 45 years. If the two oldest people, aged 86 and 84 years, had not been present, the average age would have been 41 years. How many peoeple were at the reunion. 
Math
It took Esteban 1 hour and a half to complete his math problems for homework. He spent 3 to 5 minutes working each problem. Which is a reasonable number of problems that Esteban completed for homework? A.10 B.12 C.15 D.20 D? Shaquille O' Neal height measures 85 inches. The ... 
english
Please help me to correct grammar Task 3 – Unit review (Summary and critique) According to Brown and Hood’s “Academic Encounters: Life in Society” (2002), Intermediate to High Intermediate Level, includes unit 1: Belonging to a group, consists of chapter 1 and chapter ... 
Math vocab
What does distance/time/rate of speed mean?? Its all one word AND IM SOO CONFUSED! Movement? I am confused also. Rate of speed is not a common term. Speed is rate of motion , or rate of change of distance per time. i need help on my math vocab what is a sector What is the ... 
math
kelly solved the following problem on her recent math test 121/11+4*8=120 the answer was marked wrong by your teacher and kelly is asking you to explain why she missed the promblem.whicthsolutions would you tell her A.divide 121 by 11,multipy 4 by 8 then add the two totals. B.... 
math
The MathIsFun Tshirt Company manufactures and sells screenprinted tshirts. The fixed costs of operation for the company are $75,750 per month. Tshirts are sold to wholesale buyers for $8.99 each, but only cost the company $3.20 each to produce. If the Tshirt Company ... 
Psychology
Could someone see if I got any of the questions wrong. I feel that some questions have multiple answers but there is only one that is correct. Please help. thanks a lot Cognitive Development Respond to the following statements using Piaget’s Stages of Cognitive Development 1... 
Decision Making
I am looking for information on (groupthink/devil's advocate). Why I need it. The CEO has been extremely frustrated with what has been occurring within the organization lately. In a recent manager meeting he exclaimed, "Everyone around this place just follows the status quo. ... 
Writing
How can I write my research paper to where my research makes sense? The first thing you have to do is come up with a point. I saw you were asking a lot of questions about the holocaust (I assume this is the same Brooke), so assume this is what you're writing on? What, exactly... 
Math
Groups in math class have 4 green marbles, 6 yellow marbles, and 10 black marbles. Each group pulls out a marble, records it, and then replaces it 50 times. The class complies its data. how many times can you expect to pull out a green marble with 1000 pulls? 
LAnguage arts
Are these correct Neither Jake nor Sue gets seasick. Are Jake and they ready with their math project? Every one of the students I spoke to said he/she liked his/her math class. If a person loses his/her jacket, he/she can check the lost and found. Each of the boys likes to go ... 
Math
It takes Jaiden 5 and 3/4 hours to do her homework each week. It takes her 2 and 3/4 hours to complete her science and 1 and 1/2 hours to complete her math homework. How long does it take her to complete Social Studies homework? Use the numbers and symbols, listed below, to ... 
math
Cece scored a 78 on her first math test. She scored an 84 on her second test. What is the percent increase, rounded to the nearest tenth, from Cece's first score to her second score? 
Math
A student opened her math book and computed the sum of the numbers on two pages. Then, she turned to the next page and computed the sum of the numbers on those two facing pages. Finally, she computed the product of the two sums, and her calculator displayed the number 62,997. ... 
math
Could someone please check my math questions? any help will be greatly appreciated! 4. Solve: 52x + 1  = 55 Divide both side by 5: 2x+1=11 2x+1=11 and 2x+1= 1 +1 +1 +1 +1 2x = 12 2x = 10 X=5 x=6 What my teacher said was wrong~~ 2x+1=11 and 2x+1= 11 YES, for both of ... 
Geometry/Math
Judy lies on the ground 45 feet from her tent. Both the top of the tent and the top of a tall cliff are in her line of sight Her tent is 10 feet tall. About how is the cliff? Assume the two triangles are similar. Postscript: The distance from the tent to the cliff is 400 feet... 
math
Anxious Billy Bob pulled out his math recording sheet and saw the following scores 54,62,65,68,70,70,78,82,84 A. He want to calculate his average.Which measure of center is the average?compute it ? I have this :The measure of center is the average, mean 633/9=70.33=about 70% B... 
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. ... 
Math/Science(Short Question 10th grade))
[History Homework] Please answer 1. What are 2 pieces of technology essential today? 2. If you could give a prehistoric person one item from today what would it be? 3. Why is writing important for civilizations? 4. Why is theater/drama important to society? 5. What are some ... 
math
I asked sue a question yesterday and don't understand the answer can you explain? Here what it was I think this question has a typo because none of the multiple choice answers fit. The question is which of the following values is in the solution set of inequality 87x<6? A... 
Entrepreneurship
You just received an email from your high school friend, Bill Hudson. You went to college, and then business school, while Bill stayed in your home town. Despite the differences in your paths, you are still very good friends. Bill is considering a lifechanging opportunity and... 
Math
Hi Sorry I'm reposting this question, I think the answer that was provided was not correct because of the ambiguity of the original question but if I could have someone workout the question as written it would be much appreciated: See below discussion. 4x^3y^2 / 2x^1y^4 is ...