Critical Thinking/Math

140,060 results, page 25

math

Television Jim’s mother watches a lot of TV. The screen is 30 inches tall and the bottom of the screen is 6 inches above her eye level while sitting in her favorite chair. To optimize her viewing experience, Jim wishes to calculate how far from the screen she should sit. ...

data analysis- math

Question 1 Production Rates A manufacturing company wishes to find out whether the productivity of its workforce has increased now that they have a new machine. The factory examined the records for a random sample of 8 hours over the past month. The hourly production rates for...

Algebra

Need help plz. Don't really get this "reversing the digits" What is this really called in math language? Prob:Find the product of 32 and 46. Now reverse the digits and find the product of 23 an 64. The products are the same. Does this happen with any pair of two digit numbers...

Algebra

Determine if the relationship represented in the table is linear. If it is linear, write an equation. x 2 5 7 10 12 20 y -3 0 2 5 7 15 A) Linear; y = x - -5 B) Linear; y = -5x C) Linear; y = x + -5 D) Not linear I'm thinking it's C am I correct

palm valley

ruben is thinking of a mystery number. if he multiplies the number by 6 and then divides it by 9, the result is 708. what is the mystery number

Algebra

Hi I am taking my final right now and I have a few problems I am stuck with, can you help me? 1. (x-3y)(x squared+3xy+9y squared) 2. (x+2)(x-2)(x-3) they both need to be multiplied thanks I will critique your thinking, if you post it. This is your final... it makes no sense! ...

chem

A solution contains 32 g of KNO3 per 100g of water at 25 degree C. Is the solution unsaturated, saturated, or supersaturated? I think its saturated Look at your saturation chart. I will be happy to critique your thinking. is there one online?

Physics

If you lay a steel needle horizontally on water, it will float. If you place the needle vertically into the water, it will sink. Explain why. Think about surface tension, and what causes it. I will be happy to critique your thinking.

Human resources

Explain the role played by H.R. in the health and safety of the organization's employees? I thought that all Human Resource offices had the same role? I think that I am thinking too hard on this question. Thanks in advance for help.

essay writing

my prof said that I used next I will discuss way too much so now i'm thinking of other things to say other than discuss but I can't think of anything. this is when im stating my arguments in my introduction. any suggestions?

language arts

I've got one more question on conjunctions. The sentence is "One bird you are sure to see is McKay's bunting, which breeds here (and, but) nowhere else." I was thinking it might be but since it is contrasting but wasn't sure. Thanks.

dressmaking

When preparing patterns,the chest measurement is make horizontally at A) the largest part of the bust B) the widest part of the back C) an area under the arm C) an area between shoulderline and bustline I'm thinking it could be either C or D

History

one more question sorryy xD The process established by the Constitution for electing the president. A popular vote B primary election Cthe Electoral College Im thinking C but this question i don't get so can you please explain it please

8 Grd L.A.

"When before in human history has so humanity collectively surrendered so much of its leisure to one toy, one mass diversion?" How would you answer the rhetorical question? ____________________________________________________________________________ I'm thinking the answer is ...

Biology

Hi, I am trying to work out a hypothesis to compare Estrogen receptors in breast cancer cells to normal breast tissues. Am I right in thinking that this will be a hypothesis using "effect" words instead of association ?

Physics/Math

In the vector sum A + B = C , vector A has a magnitude of 13.1 m and is angled 49° counterclockwise from the +x direction, and vector C has a magnitude of 15.0 m and is angled 20.0° counterclockwise from the -x direction. What are (a) the magnitude and (b) the direction (...

chem.

Hey this is my question: At a temperature of 300°C and a pressure of 40.5 MPa, 90.0 mol of H2(g) and 80.0 mol of N2(g) are injected into a reaction vessel. When equilibrium is established, 37.0 mol of NH3(g) are present. The number of moles of H2(g) present in this ...

Chemistry

For the solvation of borax in water, would delta Ssys increase or decrease in the reaction? I was thinking that since delta H is positive then delta Ssys is negative but I am not completely sure.

SCIENCE

A colony of bacteria is made up of (5) cells. Asuuming that no cells die and that every cell divides, how many cells will there be in the colony after four divisions? a 20 b 80 c 160 d 625 I'm thinking its b.

Physics

A singer moves a note up one octave. How has the sound changed? The amplitude has decreased The wavelength has increased The speed has increased The frequency has increased <-- im not sure, but i'm thinking that it's this one

Calc

Use a comparison test to determine if the integral from 8 to infinity of sin^10(x)e^(-x) converges or diverges? I am stuck on what to use to compare. Any help is appreciated! Thank you! I was thinking -1<sin<1 but then I get 1<sin^10<1 which makes no sense

Crt/205 Critical Thinking

I need help with this assignment: Argument Evaluation DUE: Day 7 Points: 100 · Read the essay “Bush’s Environmental Record” by Bob Herbert found in the “Appendix 1”, pgs. 461-462. To find this, click on the “Controlling Irrational Fears after 9/11” link found in...

math

Suppose I have 8 coins.4 of them have heads on both sides and the other 4 have tails on both sides. I reach in and get 4 coins at one time. What's the probability that I get 2 head coins and 2 tails? Well I was thinking that it would be 1/2 since both heads and tails have 4 ...

Physics

Trace by drawing the path of a ray of light shown in 90 degrees. This ray is incident in a perpendicular direction on the figure through a glass triangular prism on one side of the right angle. Given that the two sides of the right angle are equals and that the critical angle ...

health

Which of the following is true? A. It would take three to five hours to hydrate the body after a water loss of 3 percent. B. A critical time to replace bodily fluids is while exercising. C. Mild food ingestion during exercise increases water absorption from the stomach during ...

College Chemistry

The boiling point of a liquid at atmospheric pressure is the temperature: a. at which bubbles of vapor expand within the liqud b. at which the liquid solidifies c. at which the vapor pressure first exceeds the critical temperature d. at which the vapor pressure is equal to the...

MATH HELP PLZ

in RIGHT triangle abc the radian measure of angle c is pi/6, what is the length of bc? ab = 2 i was thinking of taking the sin of pi/6 since bc is the y axis. but it does not match the answer of 2 root 3 I would have to know where the right angle is. You are clearly dealing ...

English

Read the following line from "Not Waving but Drowning." "Poor chap, he always loved larking And now he's dead" a. detached b. pleased c. objective d. critical NOT WAVING BUT DROWNING Stevie Smith Nobody heard him, the dead man, But still he lay moaning: I was much further out ...

Science

We have to draw a "element superhero" for science, I was thinking about doing mercury, but all i know about it, is it used to be in thermometers and it is silvery. What are some other things about it and is it in the group, metals?

physics

gold and silver have densities of 19.3 and 10.5 grams per cubic centimer, respectively. If you have eual volumes of each, which one will have the larger mass? I am thinking the gold. how do i prove it? Thank you

which is hamlet by Shakespeare historical fiction, mystery, myth, science fiction, realistic fiction, allegory, parody, satire, or graphic novel.im thinking graphic novels

Art

which is the best definition of the term symbolism? The use of an unknown image The practice of thinking in symbols The use of signs to give directions The use of symbols to represent ideas •• Correct me

math

For positive a, b, the potential energy, U, of a particle is given by U = b (a^2 over x^2 - a over x) for x is greater than 0 a) find the x-intercept b) find the asymptotes c)compute the local minimum d) sketch the graph I don't know how to start this problem Well first I'd ...

chemistry

I also have to write all the structural formulas of the isomers of the compund hexane C6H12. i was doing research and i was finding that there could be 9 or 11. then i came across a site that said it is not planar. so does that mean that it is a ring structure and there is ...

Sociology

the variable that sociologists exphasize the most as being the determining motivation for our thinking and behavior? A. Random chance events B. Natural born in instincts C. Inherited genetic structure D. ones society and social location My answer is D is that the right one. ...

english

Hi, I have to compare Crossing Brooklyn Ferry by Walt Whitman to modern day time. The last couple of journal entries I've compared to well known songs and their lyrics. I'm thinking of comparing it to an important event or movie, but I'm not sure what to write about. Any ideas...

Technology & Society

Based on brain research, Kahn suggests that to encourage neural branching, educators should use all of the following teaching strategies EXCEPT: A. application of different symbols. B. analogy. C. rote memorization. D. hypothetical thinking. I think it's C. Am I right?

Engineering/Shop

I've been asked to help a friend make a longsword. Aiming for a length of 3 to 4 feet, what metal should I use to give it a weight of 50 pounds or less? I've experimented with steel, but that is too heavy to fit dimensions. I was thinking titanium or something, but I don't ...

social studies

this is a difficult question, its a critical question but i don't kno wat to write really The title of this article is called Population Growth in Kenya. Develop and defend a hypothesis about how many people might live in Kenya 100 years from now. What factors should you take ...

Human Development

Blake amuses and challenges his teachers with his independent thinking. He’s self-reliant and responds appropriately to corrections and criticism. Blake’s parents probably use the _______ style of child rearing. A. permissive C. authoritative B. authoritarian D. emotional

English

I recently wrote a research proposal on teamwork and the only feedback given was to "focus on a specific aspect of teamwork". What does that mean and do you have any suggestions? I was thinking that she could be talking about why it's important or something along those lines. ...

Socials

I have to write a 100 word story(yes, insane) including all the key terms affiliated with the merging of Hudson's Bay Company and Northwest Company. I am thinking of writing it from the perspective of a Metis... what would I feel about this merge?

creative play

Manipulative materials develop children’s small muscles in their fingers and hands, basic concepts, imaginative thinking, and: A. sorting and classifying many materials. B. manipulation and cultural diversity. C. large muscle activity. D. eye-hand coordination. D?

algebra

Solve the system by graphing. 3x+y=6 3x-y=0 I'm kind of unsure about how to do this. I'm thinking I just put any point in for x and then solve for y...is that right? you could let y=3x then substitute this value of y to the first equation...3x+3x=6 so, evaluating this... you ...

english Ms. Sue

Why should society as a whole change its way of thinking and begin to spread ideas with each other. Relating back to how does social norms change war as a social disease versus non-conformity

French 1

Ils regardent les vetements pour hommes dans ______ de la boutique. a. la caisse b. les soldes c. al vitrine d. au rayon I am thinking that it is c or b??? La Martinique est dans la mer _____ Antilles. a. de b. des c. de l' d. de la is it b?

biology

hi i have a few questions 1)osmotic pressure Basically, i got that its the pressure opposing osmois. can you explain it to me ? 2)hydroltic pressure Im thinking that its the pressure that builds up due to a higher concentration. Must be like potiential energy.

physics

Is it true that when a baseball player hits a home run, the baseball receives a greater impulse from the bat than the bat does from the ball? My thinking is that everything should be equal so I would answer this question false-am I correct?

UNDERSTANDING OBSERVATION AND BEHAVIOR

1. Which of the following is the most important reason for assessing young children? A. To prove the effectiveness of the program B. To qualify for federal funding C. To evaluate children's development D. To comply with federal standards i thinking ''a''

English

A fundamental theme of the Gettysburg address is A. The condemnation of unnecessary violence B. The description of the impact of the Civil War C. The appeal for preservation of democracy in the United States D. The appeal for democracy within the union I'm thinking C or D... ...

military , math

the emergency water storage capability your squad set up now holds 7,000 cubic feet of water. YOur commander has asked to fill it up. You estimate that a facility will hold 8,478 cubic feet. HOw many gallons are required to fill the facility? 11,055 74,470 63,415 52,360 I will...

STAT

Given a sample size of 18, with sample mean 660.3 and sample standard deviation 95.9, we are to perform the following hypothesis testing: Null Hypothesis H0 : µ = 700 Research Hypothesis H1 : µ ≠ 700 •What is the test statistics? •At a 0.05 significance level, what...

STAT

Given a sample size of 18, with sample mean 660.3 and sample standard deviation 95.9, we are to perform the following hypothesis testing: Null Hypothesis H0 : µ = 700 Research Hypothesis H1 : µ ≠ 700 •What is the test statistics? •At a 0.05 significance level, what...

Math Algebra

Question:: You are about to take a test that contains questions of type A worth 4 point and of type B worth 7 points. You must andwer at least 5 of type A and 3 of type B, but time restricts answering more than 10 of either type. Intotal, you can answer no more than 18. How ...

His-135

Check-Point> McCarthyism Submit 150-to-200 word response in which you address the following: 1.Explain how McCarthyism affected the lives and political thinking of people in the U.S. 2.Defend McCarthyism as appropriate or criticize it as inappropriate for the time in which ...

Observing development of the young child

A type of communication that isn't only about the present and that promotes higher level thinking such as planning and reminiscing is called A,early production B, chanting C, child-child conversation D, decontextualized talk

math

Could someone check my answer: the question is: The equation y= 12x +5 shows the total cost for ordering tickets on the phone for a certain outdoor concert. Tickets are \$12 each, and there is a one-time service fee of \$5. Can the slope of this line be thought of as a rate? ...

Physics/Math

A single force acts on a 5.0 kg particle-like object in such a way that the position of the object as a function of time is given by x = 3.0t - 4.0t 2 + 1.0t 3, with x in meters and t in seconds. Find the work done on the object by the force from t = 0 to t = 2.0 s. For ...

pre-calculus

What is the domain and range of log3 (1-x)? I will be happy to critique your thinking. To assist you, consider log (-4) log (0) log 25 Those are to the base 10, changing to another base just changes the numbers, not the function.

Calculus-Function

sketch the graph of a function in neighborhood x=2 that satisfies these conditions f(2)=3 f'(2)=2 f"(2)=-1 you can find a specific function that satisfies all of the given conditions i know the first derivative gives you critical points, and second derivative gives you points ...

Math-Stat Help

In a random sample of 78 teenagers, 32 admit to texting while driving. Construct a 98% confidence interval for the percentage of teenager that text while driving. Start by showing that conditions for constructing a confidence interval are met. 1) Check conditions 2) confidence...

critical thinking

My question is What is the role of rhetoric in influencing people's attitudes and beliefs. Paste role of rhetoric in influencing in the search window above. Rhetoric essentially is "word choice" to convey a particular point of view. Since we have become a media oriented ...

Maths

i have an answer but im not sure if its right would you tell me please and show me the steps of how to work through the question make f the subject 7f-5=3g(2f+h) my answer was f=-h-5/3g-5 and i simplified that to f=-h/3g thanks for any help you can give me 7f= 6gf + 3gh +5 f(7...

Criminal Justice

Need help with Analyzing the history, purpose and how does the rivalry continue to shape and influence American thinking about the prison system's purpose. This is concerning the Great Penitentiary Rivalry: Pennsylvania Versus New York.

algebra 1

I am having trouble with this problem. I have an equation written down but I have my doubts as to how correct it is. I am thinking of 3 consecutive negative numbers. If I multiply the first with the second and then subtract three times the third, the result is 57. What are the...

marketing!!!

Audience Objections – Identify the reasons why your target(Seniors-age over 65) audiences may not be currently buying nintendo games such as thinking games such as puzzle scrabbles and so on? What obstacles does your plan need to overcome?

English

Trying to help my grandaughter do her homework. Please help! They are learning about verbs in sentences. In the following sentence she is to underline the verb. "My father takes us hiking every Saturday." I am thinking it is "takes" but my daughter thinks it is "hiking". Is it...

SOC

a social institution like health care, how to Compare and contrast on how the theoretical perspectives view the institution of healthcare. Then how does this way of thinking affect the people who are in or part of healthcare? PLEASE HELP I JUST NEED TO KNOW HOW TO FIND THIS ...

Financial planning is very important to the success of your schooling, because you need to make sure that you have enough money saved for school. I am having problems with finding the verb can someone help me. I am thinking that it is saved but not sure.

algebra

i am having problems with this current equation. 10/(5+x)= 12 so far i have tried to multiply both sides by x+5 but then my answer is x = 4.16... and im thinking its wrong. Thanks in advance and if possible answer with a explaination would be greatly appreciated so i can so ...

L.A

What do you learn from these stage directions in The Governess? [The faintest trace of a smile her lips] A. Julia is suddenly very happy. B. Julia knows something Mistress doesn't know. C. Julia has made an important decision. D. Julia is thinking about someone she loves. Is ...

What were aboriginal peoples in Canada thinking and feeling about the nazi soviet pack in 1939? I can't find anything on it. I wanna know what the perspective of an at home aboriginal person was feeling towards the thought of another war? Please help.

Chemistry

A critical reaction in the production of energy to do work or drive chemical reactions in biological systems is the hydrolysis of adenosine triphosphate, ATP, to adenosine diphosphate, ADP, as described by ATP(aq)+H20(l)-->ADP(aq)+HPO4^2-(aq) for which Delta G°rxn = –30....

art

For this assignment, you will be required to complete a critical essay about 3 different works of art from the same period and style. Selected works of art must be chosen from the 1600s to the present (Baroque period through the Postmodern period). The goals of a critical ...

Calculus

I'm doing test corrections, and it's been a few weeks since we did this, so I'm a little fuzzy. I'm supposed to find the zeros, relative extrema, and inflection points of f(x) = x^3 - 6x^2 + 3x + 10. The zeros would be -1, 2, and 5 right? Then I would take the derivative of ...

Calculus

f(x, y) = 3ycos x, 0 ≤ x ≤ 2π Finding the locla minima, maxima, and saddle points. Having difficulty as so far I have: Fx = -3ysinx Fy = 3cosx Fxx = -3ycosx Fyy = 0 Fxy = -3sinx I have set both Fx and Fy equal to 0 but am not too sure about the critical points...

calculus

Please help me solve. I think increase = concave up and decrease = concave down? On the graph y = x^5-15x^3+10 for x what intervals is the function increasing, decreasing, concave up and concave down. Plot the critical points, plot and label the inflection points. Solve for ...

tsu

Mortgage lenders base the mortgage interest rate they offer you on your credit rating. This makes it financially critical to maintain a credit score of 700 or higher. How much more interest would you pay on a \$195,000 home if you put 20% down and financed the remaining with a ...

Nominal Data Be skewed?

Yes or no.. I'm thinking no... but i'm not entirely sure. For example if I have Marital Status, or Education. Can those be skewed if they are nominal level data?

Physics/Math

What work is done by a force (in newtons) F = 3.1xi + 3.1j, with x in meters, that moves a particle from a position r1 = 2.1i + 2.5j to r2 = - -4.9i -3.9j? For Further Reading * Physics/Math - bobpursley, Thursday, March 1, 2007 at 6:27am Work is the dot product of Force and ...

geometry

If you had a Iscocles triangle bca and the vertex c was 21y+13 and <b was 6y+1 would <a be congruent to <b since it states that they are congruent? and what would angle a be and what would y equal??? please help either I am thinking to hard or Im stupid lol :)

calc

What is the derivative of: 2pi^2r^4 would it simply be 8pi^2r^3? I was thinking the 2pi^2 is simply the equivalent of a constant in front of the r^4 and so you would just use the power rule.

Calculus

Evaluate lim x->0 (Sin^3 3x - 3x^3/x^3 x^4) I got zero (0) to be my answer by imputing 0 in place of x but am not so sure if the answer should be 0, am thinking it should be like 1/0 or something like that.

US History

What role did the media play in the development of popular thinking related to the Spanish-American War? What is the correct role of news media in war time?

History

Look up the 12th amendment to the constitution and summarize it in several sentences. then discuss its impact on theelections of 1804 ? Are you going nuts? Do you think someone here will do that for you? Folks here will gladly critique your work or thinking, or give you hints...

health

yeah its me again :) and thank you Writeacher for checking my answer on smoking An antihistamine used to treat a common cold is intended to: A. Decongest B. Suppress the cough reflex C. Dry secretions D. Increase mucus clearance I think it could be either A or D but I'm ...

Psychology

"He is never going to change. He is set in his ways," the client complained. "let's think about it. Does this hurt you or him.?" The therapist is applying: a. behavioural therapy b. a cognitive treatment approach c. psychodynamic therapy d. contingency contracting I am ...

Physics

A rock is thrown vertically up into the air. It reaches a maximum height 15m above point where it was released. What is its initial velocity? a) 17 m/s b) 26 m/s c) 14 m/s d) 20 m/s I know the answer is a) 17 m/s and I got it wrong thinking it was d) 20 m/s but I can't seem to...

psychology

Those who question evolutionary theorists’ ideas about human mating practices believe that evolution may have instilled in us the tendency to select a mate based on: A.wealth and attractiveness. B. attractiveness and youth. C. similarity and proximity. D. health and genetics...

1. Which phrase, in "The Prisoner Who Wore Glasses," best describes Brille? (1 point) easygoing and generous with his friends intelligent, yet shortsighted in his political views intuitive and calculating in his appraisal of others quick­thinking and quick­tempered in his ...

IT

Where would you find an address book on email? Archive - Would be old data files. Inbox - Like your mailbox. Insert - Command Tools - Control panel type. I'm thinking A but I am absolutely not sure, final for my course. They are all stupid answers, but which is the least?

chem

Benzaldehyde, C6H5CHO}, has a normal boiling point of 179.0 C and a critical point at 422 C and 45.9 atm. Using a phase diagram, estimate its vapor pressure at 125 Degrees I'm directing it up again to Dr. Bob. (or anyone else who can help) **** If the boiling point (179) is at...

math- mean value theorem

Hi I am having some trouble with these few quetions I would appreciate some help so that I can understand them better. 1) What, if anything, does the mean value theorem guarantee for the given function on this interval? a) f(x) = x^2 - 2x + 5 on [1,4] --I am a bit uncertain on...

speech

You are concerned about the high rate of school droupouts in your community and have recentky addressed the youth at a local secondary school who were thinking of dropping out of school and look for job.please help me its urgent the task is needed tomorrow

English

I am writing an essay about James Baldwin's Go Tell It on the Mountain, but the essay prompt asks me to disagree or agree with the interpretation of an critical essay we read about this book. For my essay, do I state whether I agree with the article and then use other evidence...

economics

what are three main goals sought by policymakers in the economy? please help me one of my posts has a question I need checked and the other I don't know. I don't know what you guys are thinking.I really need help im not some kid on here scrapping for answers I posted my ...

CHEMISTRY

the correct name for the compound with the formula CaS04 IS A.]CALCIUM SULFUR OXIDE B.]CALCIUM SULFIDE C.}CALCIUM SULFATE D.}CALCIUM SULFUR TETROXIDE I will be happy to critique your thinking on this.

Physics

The displacement of an object in SHM is given by y(t) = (7.1 cm)sin[(1.64 rad/s)t]. What is the frequency of the oscillations in Hz? I'm completely stuck here. I was thinking that frequency = 1/t. I'm stuck with the information given. Please help!

MORE MATH

What is the factoring by grouping? When factoring a trinomial, why is it necessary to write the trinomials in four terms? I will be happy to critique your thinking on this. I do not understand to even answer it? (Broken Link Removed) (Broken Link Removed) How do we determine ...