# Critical Thinking/Math

141,134 results, page 71

### math

while waiting in the checkout line at the grocery store you add the prices up of your 3 items to make sure you have enough money.explain how to use mental math and the properties of addition to find the total costs of 3 items if the prices are \$1.85, \$2.74, \$4.15. find the ...

### math

I'm going over my 4th grader's homework. She has place value math problems. I'm having a problem with this question. In the number 3,024,456, the value of 4 in the hundreds place is _____ times ____ than the value of the other 4. My answer 100 times less than the value of the ...

### fundamentals math

A standard math test was given to 6000 students. The scores were normally distributed with a mean of 420 and a standard deviation of 40. If george scored 340, how many students scored more than George? This is hrd because I tried using calculator but that's not the help i need...

### 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...

### Math

file:///C:/Users/SCHOOL/Pictures/math.JPG Determine which function has the greater rate of change 1.The rates of change are equal. 2.The graph has a greater rate of change. 3.The table has a greater rate of change.*** 4.none of the above Is this right?

### Math

1. Which number is the resolution of m + 90 = 150? a. 50 b. 60 (my answer) c. 140 d. 240 2. Which number is the solution of n/3 = -12? a. -36 b. -4 (my answer) c. 4 d 36 3. Use mental math to find the solution of 19b = 190. a. 10 b. 11 c. 171 (my answer) d. 208 4. Estimate the...

### English

1. We learned math and science. 2. We learnt math and science. (Which past do we use? Are both okay? Which one is commonly used?) 3. I went there every other week. 4. I went there every second week. 5. I went there every two weeks. (Are the three sentences the same?)

### 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...

### math

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 ...

### programing

1. CheckPoint: Interfaces and Communication Messages Understanding object-oriented methodologies is often difficult. You already understand that object-oriented analysis and design emulates the way human beings tend to think and conceptualize problems in the everyday world. ...

### math

Suppose that we strike a bargain, and we agree that in this chapter, for every problem you do right, I will pay you \$.86 and that for every problem you do wron, I will fine you \$.47. After 28 problems, you have a nice sum of \$9.45 in your pocket (and I am looking for a way out...

### Math

HELP! I have a math question the says this: In track practice, Jesse ran a mile in 7 minutes. His mile time was 2 1/2 minutes faster than Michael's time. Write and solve an equation to calculate Michael's mile time. I can't figure out what to do and it's due tomorrow! Please ...

### Math

Hello everyone. I have one hard math problem and I do not know how to solve it. would you help me to solve this problem? Thank you An 11[times]11[times]11 wooden cube is formed by gluing together 11[cubed] unit cubes. what is the gratest number of unit cubes that cam be seen ...

### Math

Gray bought two plots of land for a total of 120000 on the first plot she made a profit of 15% on the second plot she lost 10% .her total profit 5500, how much did she pay for each piece of land? (Please show the whole procedure of this math with the rough works) Thank you so ...

### Unkown Filed of Math

yah well this is a filed of math i'm not sure what it's called alright well her we go how do I graph on a flat piece of paper in four dimensions. I can do it on the computer simply but I'm not sure how to do it on a flat piece of paper

### Math 213 Elementary Math

20. Think of a number. Add 7. Double the result. Subtract 8. Double the result. Add 12. Divide by 4. Subtract 6. Your answer will be the original number. Explain how this trick works.

### Math

Im working on "Finding the Area and Circumference of a circle" I have a question. Is the circumference half of the area? I was looking at my brothers math book, this is what it shows. C=πr2≈ 2(3.14)(4)≈ 25.1 A=πr^2≈ 3.14(4^2)≈ 50.2 cm^2. Thanks.

### Math

Marie has scores of 65,72,80,74, and 85 on five math tests. The final will count as two tests in determining each students overall average. What score must Marie get on the final if she wants her overall average to Ben 80?

### Math

when only tom was absent 19 students in his class took a math test and their average score was 82%.when tom came back to school he took the test and got a 72% .what happened to the class average

### math

find 2 prime numbers that if multiplied would generate a 400 digit number I'm not sure what you want. 400 is a three-digit number, and 4000 is a four-digit number. I don't think you want a "400 digit number." Assuming you want a number with a value over 400, this site will be ...

### Math 7 - NYS Math Exam Review Help! (Q2)

9. Eric's mother wants to help him with his math homework. She puts 24 cookies in a cookie jar. Twelve (12) of the cookies are chocolate chip, 8 are oatmeal, and 4 are peanut butter. She then has Eric select a cookie from the jar without looking. Next, without replacing the ...

### Study?

I have to take a test tomorrow on math to decide whether or not I can make it into the next grade same for tomorrow for reading. What should I do to study? I don't have a textbook to study cause it's at school. Should I look over my notes on everything I covered in math this ...

### 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 ...

### Statistics

. [16 points] A coach uses a nw technique to train gymnasts. 7 gymnasts were randomly selected and their competition scores were recorded before and after the training. The results are shown below. Before After 9.7 9.9 9.4 9.7 9.6 9.2 9.6 9.4 9.6 9.7 9.7 10.0 9.4 9.2 Using a 0...

### math

How do you multiply decimals If you look at the box up above that says jump, scroll down to the math section. If you select arithmetic you'll see a section on decimals there. That section has a subsection on multiplying them. when you multiply decimals you first have to line ...

### being a math tutor

Right now in my geometry class, I have an A+, but friend is failing that class. I offered to be her math tutor, to possibly meet in the library after school 3 days a week. Does anybody have any ideas on how to make our study sessions more productive (I haven't started yet -- ...

### Quick math help

Homework Help: Quick Math Help Posted by Anonymous on Tuesday, October 11, 2016 at 4:06pm. 1. let an=4n find the sum of the first 5 terms. How would you do this? 2. a1=3; an+1=3an+18. Find a6 How would you do this? 3. You start you 30 year career at a salary of \$50,000 and ...

### math

A college offers nine different psychology courses,four different history course,thirteen different math course,and five different business courses. If a student is required to take one course in each of those four subjects,how many different ways are there for the student to ...

### Math

I need help with this math problem... If joe eats 4/5 of a pizza and Hannah eats 1/3 of a pizza, how many times more did joe eat than Hannah?

### Critical Thinking

Read the article “Controlling Irrational Fears After 9/11” below and do the below 5 items for practice 1) Identify at least two arguments in the article. 2) Outline the premises and conclusions of each argument you find. Answer the following questions for each argument, ...

### math

how do you convert 12.55 to percent? i get 1,255% is that correct? or should it be 125.5%? If the 12.55 is a decimal, then .1255 is the percent. Per Cent means "per 100". the math problem asked me to find the percent increase of the population in africa from 1950 to 2000. the ...

### math

what would be the equation for this math problem so i can figure it out In a basketball game, the Squirrels scored a total of 103 points and made 3 times as many field goals ( 2 points each) as free throws (1 point each). They also made eleven three point baskets. How many ...

### math

every row and column contains the same numbers and the same math signs, but they are arranged in a different order each time. can you find the correct order to arrive at the finals totals shown. only using 4 8 3 5 and * + - to make 31 15 20 21 9 17 11 27 ...but you only can ...

### math math :(

A couple finances a house valued at \$125,000. They make a \$20,000 down payment and finance the remainder for 30 years at 6.8%. Taxes on the property are estimated to be \$621 per year. Insurance on the property is projected to cost \$685 per year. The monthly PITI payment is:

.50 - x / x = 3.20e-1 I need to solve for x. I was going to do .50 X 3.20e-1 and then take the square root but this is not correct. I am not sure what to do. Thank you for your help. Math(Please help) - Reiny, Tuesday, April 17, 2012 at 3:18pm You probably meant (.50 - x)/x = ...

### MATH

JESSI bought two plots of land for a total of 120000 on the first plot she made a profit of 15%. on the second plot she lost 10% .her total profit was 5500, how much did she pay for each piece of land? ( please show the whole procedure of this math even the rough works) Thank ...

### MATH

rying to verify the volume of a rectanguler prism h=10 inches w=2 and the formula to find the volume is l.w.h not a math genius just trying to make sure i am calculating this correctly to find the lengh we had to divide the width of the prism so 2 inches divided by 4 =0.5 ...

### english

when writing an essay on this, is it ok to fill in the blanks with my own ideas? You should probably state that there is no definitive conclusion from the poet, but that you believe ... etc., etc. Thinking for yourself is always a good option, as long as you can back your ...

### math

can someone correct this for me. If the company shipped a total of 550 items last month, how many were shipped using second-day airfreight? (If second day freight is 40%,Next day frieght is 15%,and Truck is 45%) My answer: 550 items shipped – 40% second day airfreight = 220 ...

### math

In your opinion, how is the order operation used to solve equation. exponets, groups, multiplication, division, addition, subtraction. This allowes you to get the same result every time..... I hope this helps :) I searched Google under the key words "math operation order" to ...

### Math Another math question???

I also need help with this question because I'm really not getting this question at this time. A paint manufacturer suggests using 1 gallon of paint for every 400 sqaure feet of wall. At this rate, how many gallons of paint woulb be required for room that has 1400 square feet ...

### math

So far this year Nick has scored a 75, 81, 88 and 92 on four of his math tests. Each test is worth a maximum of 100 points. To earn a B this year, Nick needs a test average of 80 or better. Write the inequality that represents this scenario. Let t equal Nick's grade on the ...

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 ...

I got a math test coming up on Friday, and i need help on reviewing what i have learned. There's many questions and problems in it. I did this test on the first day of summer school, and since it's been two weeks already, i should've study, and i did. I just need help on one ...

### Math- Need Help..

I'm having trouble with a question from one of my math assignments and it's driving me crazy. Its: -2/5x - 9 < 9/10 (two-fifths and nine-tenths) I tried doing it a few times, it might be easier than it looks and I just don't understand. If someone can help, that would be ...

### Math

Two students are playing a math game. The object of the game is to make the least possible number by arranging the given digits inside value bars on a card. In the first round, each player will use the digits 3, 5 and 7 to fill in the card. One student arranges the numbers on ...

### math

16 persons need 56 kg of rice in 1 week. How much rice will be needed by 24 persons in four weeks? ^please anyone over here ryt now may you help me to arrive to the final answer^ 24×(56/16)× 4 math - kelvin today at 2:22pm i had the this idea but i shocked when i saw the ...

### math

In my math book i got a question that said 1/7 times 1/7. I got answer of 2 if my answer is not right can you show me how to do the problem.If my answer is correct still show me how to do the problem

### algebra

A textbook store sold a combined total of 205history and math textbooks in a week. The number of history textbooks sold was 87more than the number of math textbooks sold. How many textbooks of each type were sold?

### Math-Probability

This is another one I need help with. On a TV game show, the contestant is asked to select a door an then is rewarded with the prize behind the door selected. If the doors can be selected with equal probability, what is the expected value of the selection if the doors have ...

### MAth Im stuck on question can anyone help me ?

Im stuck on this question can anyone help me ? I thought it was b but that's wrong Which situation can be modeled by tossing a coin 3 times A)choosing which one of sixteen teams will win a tournament? B)picking one of six math teacher, C)decide which English teacher of eight ...

### math

35 divided by [9 plus (9-7) minus 4] plus 10 times 3..can someone please explain how to do this problem math - Evan, Tuesday, May 11, 2010 at 8:37pm think of "Please Excuse My Dear Aunt Sally" P is for paranthesis first E is for exponents M and D are for multiply and divide, ...

### math

35 divided by [9 plus (9-7) minus 4] plus 10 times 3..can someone please explain how to do this problem math - Evan, Tuesday, May 11, 2010 at 8:37pm think of "Please Excuse My Dear Aunt Sally" P is for paranthesis first E is for exponents M and D are for multiply and divide, ...

### math

6x sq.-5x-1=0 use the equation of the squre if u want to solve it. use the quadratic formula Please read: http://en.wikipedia.org/wiki/Quadratic_equation Or http://mathworld.wolfram.com/QuadraticFormula.html how can i do fractons and i need some advised First, if you have a ...

### Math

what is an example of a math expression? Can you solve for a variable in an expression? Explain. Can you solve for a variable in an equation?

### Marh

If 1/3 of the math team are 7th graders and 1/4 of the math team are boys, how many are 7th grade boys? 1/4 of 1/3 = 1/12

### math

Lesson 14: Equations and Inequalities Unit Test CE 2015 Math 7 A Unit 4: Equations and Inequalities

### English

1. They elected the girl captain of the team. 1-2. They elected the girl the captain of the team. (Which one is correct? Do we have to use 'the'?) 2. Is the opposite of 'guilty' 'innocent'? What about 'unguilty' or 'inguilty'? 3. Is 'barber' sometimes called 'hairdresser'? *He...

please help!!! 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 ...

### math

suppose a license plate for a car has 4 letters followed by 1 number and 3 more letters. The letters and numbers are chosen randomly. a. how many license plates are possible? b. compare the probability that a license plate spells math4you with the probability that the first 4 ...

Yes I am not smarter than a 6th grader. How do I show the math and in the simplest form for the following: A sixth grade class has 100 sheets of lightweight paper. They use 3/4 of the paper for a collection of class poems. What is the total thickness of the paper they use?

### Math

OK a pattern has 1 small square 1 3/4 on all sides middle has 5 1/4 on all sides large has 8 3/4 on all sides. I did'ent know how to do this now she wants to make the pattern 2 1/2 times bigger and show what will be the new lengths of the sides of the squares. Can somebody ...

### Math 222

222 - Steve, Wednesday, October 22, 2014 at 12:02am I assume you want to factor the expressions? a^4b + a^2b^3 = a^2b(a^2+b^2) z^2 + 18z + 45 = (z+3)(z+15) •Math 222 - Monica, Wednesday, October 22, 2014 at 12:10am Thank you Steve and can you please explain how you got both ...

### Math

Do you have any 3rd grade math practice worksheets that I can use with my students? One of my students has a predicament of not doing his homework. Please implement your time and implementing a few practice worksheets for my students. Sincerely, Mrs. Raja 3rd grade teacher

### Math

On an automobile assembly line, every third car is green. Every fourth car is a convertible. a) How many cars are out of the first 100 will be convertibles? b) Which number of car is First Green convertibles? Grade 7 Math Please answer, ASAP.

### math

I don't get this I've been absent for 3 weeks On a math quiz Mary score 3 points for each of the 12 multiple-choice question she answered correctly and five points for each of the eight free response question she answered correctly. What was the total number of points Mary ...

### Math

There are 24 students in Mrs.Smith's 1st block class. 1/4 of the class passed the math test with an A. 12 students in the class passed the math test with a B. What percent of the students in the class passed the test? ****** This is how I slove the problem, but I stuck in the ...

### Math

I have more math problems that I will to figure out. 2) 3.1 divided by 4 and 6.4 divided by 9 Estimate 3.1 which would be 3 Estimate 6.4 which would be 6 3 divided by 4 and 6 divided by 9 This one I am totally confused about. The only other way I can think is 32 divided by 4=8...

### Algebra

I am going to take an Accuplacer math placement test later this week. It is to determine what math course I need to take in college. The school would like me to place in statistics.This will be my second time taking the test. The first time I placed in algebra. Does anyone ...

### math

1/6 students like math, 2/3 like reading and 12 like science. How many students were asked.

### math

Lois got 27 problems right on a math test. If this is 90% of the test, how many problems were on the test?

### intermediate algebra

inequalities –1 ≤ x – 3 ≤ 5 –2x – 5 < –2 or x – 3 < –10 Be careful of how a negative x-term is handled in the solving process. Show all math work arriving at the solutions. •Show the solution sets written algebraically and as a union or intersection ...

### Math

Hello everyone. I have a math problem that I need a bit of help with please. Ava wants to ride the Rip Ride Rocket roller coaster at Universal Studios. She knows that she has to be at least 40 inches tall. If h represents the height of the children that CANNOT ride the coaster...

### Film Studies Essay

Hi, I am writing a paper about queer spectatorship in the movie The Wizard of Oz. I have to write a critical analysis five page essay. *I want to know if my thesis statement clearly communicates my argument and its significance, and my method and tools of analysis. ...

This is my sons math problem I am not good at math please can you help me and show the work for the calculations " ALI MADE A MODEL FOR 624 USING 6 HUNDREDS, 2 TENS, AND 4 ONES. WHAT IF ALI HAD NOT HAD ANY TENS? HOW COULD SHE HAVE MODELED 624 WITHOUT USING TENS?...

### math

I have a couple of math questions that i cant seem to get to work out. can someone help me please.? 1.) (x/x+6)-(6/x-6)=(x^2+36)/(x^2-36) 2.) (r-2)-(2-r)=0 3.) add (8/ty^2)+(9/t^2y) 4.)add (7/w)+(8/w^2) 5.)add ((r+10)/r)+(r/(r+10)) 6.) divide ((z^2-1)/16z+16) / ((z-1)/4) 7.) ...

### MATH

you have a pair of newborn hamsters. each pair that is at least one month old produces a new pair every month. at this rate, you will have 178 hamsters at the end of what month? (The math relay officials said the 10th month but I think that it should be the 8th)

### Math

Ms Boyd leads tha national math club at the middle school where she teaches. At the first club meetting of the school year ,60% of the students in attendance were boys.If there was one fewer girl then boy in attendance, how maby students attended the first club meeting

### Math: Mean, Median, Mode, Range & Finding the devi

What is deviation? And what is the definition of frequency distribution & how would I solve a problem in 8th grade math with this problem...My child is asking about this problem she has in an 8th grade book. Given the following numbers 2,2,3,6,1,9,4,2,5,7,6,8,6, What is the ...

### writing

I need help writing this 3-10 page essay and I need someone to look at what I got so far so i know if it sounds good or if Im going the wrong way in this essay. Introduction: I remember that as a little girl, I would have this fascination with babies. The thought of having my ...

### MATH

PLEASE HELP ME UNDERSTAND HOW I WAS TOLD TO USE 1.5 (BEING = TO 50%) * MY NUMBER TO ARRIVE AT THE ANSWER, I WAS PREVIOUSLY MULTIPLYING MY # BY 0.50 AND ACTUALLY ARRIVING AT THE SAME ANSWER AS ABOVE...BUT I JUST NOTICE IN SOME OF THE ANSWERS IN THE MATH QUESTION THE HELPERS ...

### Math

For this math problem I am selling 30 pies for \$25 each at the farmers market. I spent \$500. \$200 on the booth and \$300 on all of the pies, each pie costing \$10 to make. I earned \$750 total, making a \$250 profit. c. In Task 1 you determined how much you will charge for each ...

### English

Discuss the manner in which the theories expressed by John Winthrop are in some degree evident in American government and culture today. Can someone tell if my answer is right. In Prospero's America, Walter W. Woodward looks at the exchange of catalytic society to America by ...

### Math

Find the area of the triangle with the base 1 2/5 yards and height 5/9 yards. The area of the triangle equals half of the product base and height. The area is ____yd^2 (Type whole number or a simplified fraction) I came up with 35/108 did I do the math correctly, and if not ...

### Math

Using mental math, what is 180,00 divided 60,000 ? I can do this mentally. You need to try; otherwise, it doesn't mean anything to you for me to do it. Did you intend to write 180,000? Did you intend to write 180,000?

1.Which pair of ratios can form a true proportion? A 7/4, 21/12 (I picked this) B 6/3, 5/6 C 7/10, 6/7 D 3/5 7/12 2. Solve the proportion g/56=2/8 A g=14 B g=16 (I picked this) C g=13 D g=50 Solve the following Proportion 2/9=y/27 A y=6 (I picked this) B y=18 C y=27 D y=36 ...

### Sociology Multiple choice

Can anyone help me with these questions as I am stuck in these 1. The finding that the number of women reporting physical assaults by their husbands goes up on Super Bowl Sunday may lead to the erroneous conclusion that watching the Super Bowl causes husbands to be violent. ...

### Chem...one more time

Ok ok I swear after this I'm done asking questions. It's just that I'm trying so hard to understand all of this, but sometimes it just doesn't make sense to me! So here we go: How many J of energy must be removed when 124.0 g of steam, at a temp. of 167.0 C, is cooled into 124...

### math

Describe a simple process for using rates and unit prices that might help someone who is having difficulty understanding these concepts. Include either an example from the text or one of your own to explain the solution process. I searched Google under the key words "rates '...

### 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 head of the family D ...

### MATH HELP!!

Ashley and Nick worked on a math project together. Ashley finished 1/6 of the project and Nick finished 2/8 of the project. How much more of the project is left? A: 3/4 B: 7/12 C: 5/6 D: 7/24 My answer: I think it's 7/12 but i'm not sure.

### college English

Discuss the manner in which the theories expressed by John Winthrop are in some degree evident in American government and culture today. Can someone tell if my answer is right. In Prospero's America, Walter W. Woodward looks at the exchange of catalytic society to America by ...

### math

two students are playing a math game . the object of the game is to make the least possible number by arranging the given digits inside absolute value bars on a card . in the first round , each player will use the digits 3,5,and7 to fill in the card. One student arranges the ...

### Math Functions

Hello. Could you please help with my math homework...? An online bookseller gives the following information for their shipping information: "The shipping and handing charge per order is \$4, plus \$1.50 per book." Let x = the number of books that someone orders. Let S(x) = the ...

1. Evaluate. 8d - 10 for d = 4 A.32 B.22*** C.26 D.46 2. write an algebraic expression for the sum of 3 coins and c coins. A.c + 3*** B.c/3 C.3c D.c-3 3. Find the solution of the equation from the given numbers. x - 2 =16: 14, 18, 21, or 12 A.12 B.14 C.18*** D.21 4.use mental ...

### 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√...

### math

Need help with math problem. Tom has an unpaid balance of \$2,115.75 on his credit card statement at the beginning of June. He made a payment of \$85.00 during the month. If the interest rate on Phil's credit card was 11% per month on the unpaid balance, find the finance charge ...

### Algebra

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 the ...

### 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 life-changing opportunity and...