computer help!!

3,693 results, page 4

math

Last year's computer model is on sale for $799. You can add more memory to the computer. Each chip of 8 megabytes of memory costs $25. How many megabytes of memory can you add if you have at most $1,000 to spend.

computers

You are Purchasing a computer for your dads cabinet shop the shop has tons of sawdust and dirt that circulate throughout the building in which the computer would be located what type of input device would be ideal for this environment? a.mechanical mouse b.touch screen c.Bar ...

Math

A company is planning to produce and sell a new line of computers. The fixed cost will be $320,000 and it will cost $600 to produce each computer. Each computer will be sold for $800. 1. Write the cost function, C, of producing "x" computers.

math

Suppose a computer virus begins by infecting 8 computers in the first hour it is released. Each hour after that, each newly infected computer causes 8 more computers to become infected. The function y = 8 (exponent x) models this situation. make a table with integer values of ...

Computers

What does the program 7-Zip do for the files on your computer? A. It provides security for your computer when you're not using it. B. It closes Windows when you're working in other programs. C. It helps you move quickly through a variety of Internet tasks. D. It condenses and ...

computer science

You work for a company that requires you to compute the average temperature for 8 A.M. to 6 P.PM. each day. You are to computer program to compute the average temperature.

Math

Of the 597 students at Duzine Elementary School, 19% have a computer at home. About how many students have a computer at home?

algebra

A recent study shows that the number of Australian homes with a computer doubles every 8 months. Assuming that the number is increasing continuously, at approximately what monthly rate must the number of Australian computer owners be increasing for this to be true?

Maths A

In January this year, Kathryn bought a new computer for $6000. She estimates its useful life as 5 years and its scrap value as $1500. If Kathryn uses the diminishing value method, determine the value of this computer at the end of 3 years.

computer

17. Which of the following sources likely has the most reliable information? A. A graduate student's blog that was updated ten months ago B. A company-sponsored website with detailed citations C. A computer science textbook written by an expert in the field in the early 2000s ...

math

between 1998 and 2004, the number of college freshman who planned to get a professional degree computer science can be reasonably modeled by f(x)=-348.2x^2+1402x+13,679 where x=0 represenjts 1998. based on this model, in what year did the percent of freshman planning to get a ...

Computer -- I don't understand the assignment

THREE CRITICALLY IMPORTANT QUESTIONS REGARDING------- "computer crimes, hackers, crackers, and ethics: how is computing and information-technology crime different or not different from "normal" crime?" ----------------------------- so basically my professor asking me to write ...

statistics

There are 44 mathematics major and 163 computer science majors at the college. How many ways are there to pick 2 representatives, so that one is a mathematics major and the other is a computer science major?

Maths

Hi, I am just doing some maths revision in light of my maths GCSE resit, which is very soon. I am sitting the higher paper for the first time, so some of the questions towards the end of the paper are very testing of my knowledge. At the moment I am going over past papers and ...

finance

Your company will generate $45,000 in cash flow each year for the next nine years from a new information database. The computer system needed to set up the database costs $260,000. Assume you can borrow the money to buy the computer system at 8.25 percent annual interest.

microeconomics

The technology is now developing so that road use can be priced by computer. A computer in the surface of the road picks up a signal from your car and automatically charges you for the use of the road. a. How could this technological change contribute to ending bottlenecks and...

statistics

72% working women use computers choose 5 at random whats the probility at least 1 does not use a computer whats the probility that all 5 use a computer

Technology in the Classroom

A software package that you would like to run on your classroom computer lists a 486 computer as a minimum requirement. On which of the following compputers would you expect the software to be able to run?

Technology in the Classroom

A software package that you would like to run on your classroom computer lists a 486 computer as a minimum requirement. On which of the following computers would you expect the software to be able to run?

statistics

What is the probability that a student in a college of 650 students in both a math major and a computer science major ( assuming these events are independent) If there are 72 math majors and 105 computer science majors?

math

Im the same person from my other questions! Two stores sell the same computer for the same original price. Store A advertises that the computer is on sale for 25% off the original price. Store B advertises that it is reducing the computer’s price by $180. When Brittany ...

computer class

ok so my computer (windows) is acting weird, i used a software on it that i've never use before and now when i turn it on says "sorry for the inconvienence due to software or hard drive change your computer had done something to protect your files and folders" then it says ...

Educational Technology helppppp

which of the following is considered an output device? Printer*** Scanner Keyboard Memory Which component is being described below? This component in an input device. It helps bring information to the computer by permitting the user to use keys to enter data and navigate the ...

Math

Dan had 12 3/4yard of cable. He used 3 1/2yards for one computer and two more cables of 2 7/8 for two other computers. He needs 3 1/3yard for the last computer. a. Does he have enough? b. If not, how much more does he need? c.If so, how much does he have left?

Clarify: Category and Type

What is the difference between category and type? I'm in an info tech class and the teacher wants us to research 3 main categories of computer viruses and 3 types of computer viruses. But aren't category and type basically the same thing? Thanks for help.

Powerpoint

okay, I need to do a powerpoint for this career "computer animation" I need help writing a simple, short, punchy paragraph or list. Yet able to get the message across to the audience. Heres original: The career outlook for computer animators is good and expected to grow by ...

Math

A computer program is designed so that, when a number is entered, the computer output is obtained by multiplying the number by 3 and then subtracting 4 from the product. If the output that results from entering a number x is then entered, which expression represents, in terms ...

psychology

20 You are trying to boot your computer but your computer keeps displaying a message after the POST that says “'invalid specification”. What does the error mean?” a. an attempt to overclock the primary drive has failed. b. The hard drives thrashing from a ...

Statistics

The time per week a student uses a lab computer is normally distributed, with a mean of 6.2 hours and a standard deviation of 0.9 hour. A student is randomly selected. a. Find the probability that a student uses a lab computer less than 4 hours per week. b. Find the ...

Statistics

Hello Can you help me It is reported that 72% of working women use computers at work , choose 4 working wonen at random . Find the probability that : A : all 4 use a computer at their work B : at least one does not use a computer at work Please help me 😞

Spanish

Schools in Mexico _______. a. have no computers b. have 10 to 12 computers c. are working to increase the student/computer ratio*** d. have plenty of computers because they work with large computer companies Just checking my work:) *** - My Answer Thanks, Kaai97

algebra

i need to download a graphing calculator onto my computer. i have tried grapgcalc . com and gcalc . com but my computer will not dowmload from these sites. anyone know where i can download a graphing calculator?

QUERY -COMPUTER

hi i want to have antivirus in my computer, would u plse suggest me which should i go for . well i have also antivirus called ESET NOD32 Antivirus 6 plse tell me is it good antivirus or okay-okay.

10th grade

A computer manufacturer assembled 21,000 computers in October. For the month of November, they expect to double production. If a worker can assemble one computer per day, how many workers will be needed to complete the job in 28 days? a. 1,500 workers b. 750 workers c. 1,429 ...

English

Can you please check these sentences, too? Thank you. 1.Hilary can't live without her mobile phone or without her car. She needs a car for work. 2.In contrast, Jason usually rides his bike around, catches trains and walks. Hilary need her computer to keep in touch with her ...

phyisics

A computer to be used in a satellite must be able to withstand accelerations of up to 23 times the acceleration due to gravity. In a test to see if it meets this specification, the computer is bolted to a frame that is vibrated back and forth in simple harmonic motion at a ...

computer science

Is there a website that explains computer terms and definitions? http://whatis.techtarget.com/

English

1. He is using the computer. 2. He is working on the computer. 3. He is working at the computer. (Which one is correct? What is the corrct preposition?) 4. The round trip air fare is one of the cheapest one. 5. The one way ticket to the country is very expensive. 6. The plane ...

economics

With a fixed amount of resources, 20 units of computers or 30 units of food can be produced. Also, the combinations of computer and food can be produced. Combinations are 25 units of food and 4 units of computers, 20 units of food and 7 units of computers, 15 units of food and...

Mathematics .

I need some help with this specific question. In a computer catalog, a computer monitor is listed as being 19 inches. This distance is the diagonal distance across the screen. If the screen measures 10 inches in height, what is the actual width of the screen to the nearest ...

spelling

My teacher wanted me to tell the class what Honolulu meant and Hawaii meant. I really had no idea want they ment, so when I got home I went on the computer to try to figure out the qestion. As I went on the computer I searched really hard but I could not find the answere! Of ...

English

1. Two months ago, he was flying to L.A. for a meeting. 2. Two months ago, he was flying to L.A. to have a meeting. (Are both the same?) 3. While he was writing a report, the battery in his computer died. (What other words can we use instead of 'died'?) 4. He couldn't finish ...

Accounts

I have a question and I need to prepare the final accounts. In the additional information one of the questions is as follows: Machinery is depriciated at 10% per annum using the Straight Line Method, whilst Computer Equipment is depreciated at 15% per annum using the Reducing ...

English Expressions

1. I work in that building across the street. 2. I am a computer programmer/ a computer scientist. 3. I am a banker/ bank clerk / bank employee / teller / 4. I am an information provider. 5. I am a prosecutor. 6. I am a lawyer/attorney. (Are both the same? Which one is popular...

Physics

In doing a load of clothes, a clothes dryer uses 16 A of current at 240 V for 45 min. A personal computer, in contrast, uses 2.7 A of current at 120 V. With the energy used by the clothes dryer, how long (in hours) could you use this computer to surf the Internet?

MS SUE I NEED HELP

I actually have a Hp Game Console thing on my computer and you can play some free games on it, but some you have to install, The free sessions for them run out. This game is not on a website I have it on my computer

criminal law

Rules of Evidence and Hearsay: 1. How do the Federal Rules of Evidence address the originality of computer data in relation to the best evidence rule? 2. Are the Hearsay Rules applied differently in cases of computer related evidence?

Math

Andy set his computer to beep every 6 min. and to chirp every 10 min. His computer just beeped and chirped at the same time. In how many min. will it next make both sounds at the same time?

computer science

How can i create my computer science project which is to draw a game and make a file on your game which you can create?

Information Technology (2 Qs)

1) Order the following components in order of their speed starting from the fastest, and ending with the slowest: CD, Random Access Memory (RAM), Tape, Cache. 2) A computer system may have an extremely fast process, and extremely fast memory, yet the performance of the ...

math

The computer-science aptitude score, x, and the achievement score, y (measured by a comprehensive final), were measured for 10 students in a beginning computer-science course. The results were as follows. (Give your answers correct to two decimal places.) x 7 10 19 9 20 22 6 ...

statistics

The computer-science aptitude score, x, and the achievement score, y (measured by a comprehensive final), were measured for 10 students in a beginning computer-science course. The results were as follows. (Give your answers correct to two decimal places.) x 7 6 9 11 11 5 14 8 ...

CIS 105

I need help with the following assignment: o Distinguish between computer data represented by the state of a computer’s electrical switches and the meaningful information that is displayed to the user. I have read the course material 3 times already and I cannot understand ...

statistics check

The computer-science aptitude score, x, and the achievement score, y (measured by a comprehensive final), were measured for 10 students in a beginning computer-science course. The results were as follows. (Give your answers correct to two decimal places.) x 7 10 19 9 20 22 6 ...

english

I have to give the following feedback to this paragraph: (Evaluative, Interpretive, Supportive, Probing and Understanding). I don't know how to start or if I have to use all the 5 types of feedback. This is the paragraph I have to read and give feedback on: The fear of using ...

Powerpoint #3

okay, I need to do a powerpoint for this career "computer animation" I need help writing a simple, short, punchy paragraph or list. Yet able to get the message across to the audience. Heres the question I have to answer: What is a computer animator? Computer animation involves...

Computer technology

To explain why “commonality” is important,the 2000 Presidential election was affected by apparently confusing punch cards in Florida. In that scenario, the interaction of humans with technology failed to prove consistent and resulted in a recount that cost time, effort, ...

Math

To purchase a computer for the student activities office, the freshman class decides to raise 1/4 of the money, and sophomore class decides to raise 2/3 of the money. The student government association agrees to contribute the rest, which amounted to $200. What was the cost of...

Math

Raffle. There is a prize drawing for a new computer and a new stereo system. Suppose there are 1500 raffle tickets sold. The computer is worth $1000 and the stereo is worth $500. If the ticket cost $5, what is the expected value if you purchase one ticket?

math

in order to purchase a computer for the student activities office, the freshman class decides to raise 1/3 of the money and the sophomore class decides to raise 1/2 of the money. The student government association agrees to contribute to the rest which amounted to $400.what ...

Data Mangement- Math

The diagram represents the computer network between the department offices in a high school. The network can send data from one computer to another using any number of intermediate connections, but the data can pass through each connection only once. How many routes are there ...

business law

Please give me some insight on a law hypo...? This is the hypo: Joe received an advertising brochure from X Corp. in the mail. The brochure contained a photo of a Peach 442 computer, and above it the statement, "While supplies last. All Peach computers on sale at 25% below ...

Microeconomics

A computer company produces affordable, easy-to-use home computer systems and has fixed costs of $250. The marginal cost of producing computers is $700 for the first computer, $250 for the second, $300 for the third, and $350 for the fourth, $400 for the fifth, $450 for the ...

Math

Lin draws a scale drawing of a miniature computer diode. She uses a scale of 1 in.=0.01 in. Lin's drawing is 7.5 inches wide. How wide is the computer diode? Do I take 7.5*0.01 and I would get =0.075 in. Could you tell me if I'm doing it correctly. Thank you.

Ed Tech - CHECK MY ANSWERS PLEASE

I just took an Ed Tech assessment and so could someone check my answers before I turn it in? Thanks!! 1.) What did the STRICT study generally find about the effect of Internet use on sleep? A. Teens who use the Internet and phone after bedtime have a variety of sleep problems...

algebra1

How do I solve this x/3=-4? multiply both sides by 3 Please stop posting under sundry names. You are doing yourself no good. What do you mean by sundry names? What's up with you telling me this because I don't know what you mean? My name is Kevin Shaw! This is my best friend ...

mathematics (word problems)

A prize for a computer contest includes a computer worth 1/2 of the value of the prize, a monitor worth 1/2 of the remaining value, a modem worth $200, and software worth $150. What is the total value of the prize. This is so challenging, I need help.

is apple a computer or operating system?

is Apple a computer or the computers operating system? or Is mac the computer and apple the operating system?

communication

paragraph response describing the advantages and disadvantages of the physical presence, written/printed, and electronic/computer communication channels, and explaining how the components and processes of communication apply to the electronic/computer channel. Based on this ...

Math

A computer chip on a circuit board has a rectangular shape, with a width of 6mm and a length of 9mm. Plans for the circuit board must be drawn using a scale factor of 15. Draw a scale diagram of the computer chip as it would appear on the plans. Please show work.

algebra

Need help doing a test change the test equation y-100x=2000can be used to represent monthly salary of a salesman when he sells x computer system what is the salesman monthly salary if he sells no computer

Intro Statistics

Please let me know if I'm on the right track. Probability of Computer Failures. A PC World survey of 4000 personal computer owners showed that 992 of them broke down during the first two years. (The computers broke down, not the owners.) In choosing among several computer ...

Physics

im trying to study for my exam by doing problems, however im stuck with this one. any help is appreciated In doing a load of clothes, a clothes drier uses 16 A of current at 240 V for 59 min. A personal computer, in contrast, uses 2.3 A of current at 120 V. With the energy ...

Computers

what files do i need for windows 1998 and 2000? What do you mean what files do you need? ..... to run windows 98? or what? be more specific Thank you for using the Jiskha Homework Help Forum. More than the system you are running, what kind of computer do you have? If you need ...

algebra

Robin bought a computer for $1,250. It will depreciate, or decrease in value, by 10% each year that she owns it. a) Is the sequence formed by the value at the beginning of each year arithmetic, geometric, or neither? Explain. b) Write an explicit formula to represent the ...

statistics

A computer manufacturer is about to unveil a new, faster personal computer. The new machine clearly is faster, but initial tests indicate there is more variation in the processing time. The processing time depends on the particular program being run, the amount of input data, ...

college

A computer manufacturer is about to unveil a new, faster personal computer. The new machine clearly is faster, but initial tests indicate there is more variation in the processing time. The processing time depends on the particular program being run, the amount of input data, ...

Statistics

A computer manufacturer is about to unveil a new, faster personal computer. The new machine clearly is faster, but initial tests indicate there is more variation in the processing time. The processing time depends on the particular program being run, the amount of input data, ...

graphics

other than speed of production, what are two advantages of CAG (computer aided graphics) over manual methods? Thank you for using the Jiskha Homework Help Forum. Because it is faster, it is more energy conscious and leads to more profitability. In addition, computer graphics ...

Statistics

I already found part A just need help with B! The computer-science aptitude score, x, and the achievement score, y (measured by a comprehensive final), were measured for 10 students in a beginning computer-science course. The results were as follows. (Give your answers correct...

College Accounting

Your client is preparing financial statements to show the bank. You know that he has incurred a computer repair expense during the month, but you see no such expense on the books. When you question the client, he tells you that he has not received the official bill, although ...

computer question

I have a project and I selected chapter 6 my book is Understanding computer 13th Edition..the question is I will develop a Power-Point presentation on how computing is expected to impact the field or fields I want to into a career, and in my presentation it should include: ...

math

Ivan is saving money to buy a computer with. He started with $225 in his savings account and the first week he added $75, the second week he added $200, the third week he unfortunately had to take out $50 and the fourth week he added $125. How much more money does he need to ...

English

1. Don't play too much computer games. 2. Don't play too many computer games. (Do we have to use 'much' or 'many'?)

Powerpoint #4

okay, I need to do a powerpoint for this career "computer animation" I need help writing a simple, short, punchy paragraph or list. Yet able to get the message across to the audience. Heres the topic: TRAINING You will of course be spending most of your time on a computer. ...

English

I urgently need to know if everything is correct. Thank you very much for your help! 1)I use the computer three hours a week on average. I usually use it to play computer games, surf the net or do some school research. 2) I sometimes download and save files from the internet (...

English

1) Can you please suggest an internet site listing everyday computer language? In particular, I need to carry out some research on computer phrasal verbs as well as on phrases, English people normally use when referring to their conputer work. 2) By the way, do you know any ...

MIS

assume you have a computer that contains 2 GB memory . It contains four memory slots . Each slot can contain 128 MB,256 Mb,512 MB,1 GB or 2 GB memory modules. currently ,each slot contains a 512 MB memory module . Determine which of these combinations is the least expensive to...

computer history

explain history of computer

statistics

The head of a computer science department is interested in estimating the proportion of students entering the department who will choose the new computer engineering option. A preliminary sample indicates that the proportion will be around 0.25. Therefore, what size sample ...

math

a computer company can sell 1000 computers if they price them at $500. The number sold will increase by 10 for every 1$ decrease in the price. The company has fixed cost of $100,000, and each computer costs $300 to produce. Find the price that will maximize the company's ...

english (parts of a sentence)

Is (the worried lady) in the following sentence the subject or is it a adjective phrase? Gazing over her shoulder, the worried lady called for help. Can (my computer problem)in the following sentence be considered a dependent clause? If not could you explain what it is? Thanks...

Computer

Your brother is going to serve in the military overseas for four years and asks you about storing his desktop computer in a public storage facility while he is away. The storage units are not temperature controlled. What could be the negative impact of doing this? A. The ...

computer Science

14 Your brother is going to serve in the military overseas for four years and asks you about storing his computer in a public storage facility while he is away. The storage unit is not temperature controlled. What could be the negative impact of doing this? a. The internal ...

computer Science

14 Your brother is going to serve in the military overseas for four years and asks you about storing his computer in a public storage facility while he is away. The storage unit is not temperature controlled. What could be the negative impact of doing this? a. The internal ...

Math

A computer transmits 11 Web pages in 4 seconds to a Web server. A second computer transmits 33 pages in 8 seconds to the server. Are these two computers transmitting at the same speed?

Nouns

Reggei bought a computer today at the store for $700. Are the following words nouns: reggei, bought, computer, store,and $700. Do I need to add more or eliminate??

English

1. A person who tells actors in a film or play how to play their parts. (The definition of 'director') ( In the expression, what is the part of speech of 'in a film or play'? Is it an adjective phrase or an adverbial phrase?) 2. I dislike him to go abroad. 2-1. I dislike him ...

computer science

Mercy Hospital decides to install a netwrok to serviceits various wards and operating rooms and emergency room that will give them scheduling capibilities in real time. The ER and OR have less than 10 computer total but need preference to the server that manages schedules. ...

statistics

Among the 500 first year students of college, 270 students study computer science, 345 students study mathematics, and 175 students study both computer science and mathematics. If one student is selected at random, find the probability that he did not take either of these ...

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