# 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

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1. ## 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

2. ## Biology

What is a disadvantage of a 2D model of the digestive system? difficulty identifying organs difficulty determining the texture of organs* difficulty determining the arrangement of organs difficulty determining the location of the digestive system Which

3. ## science help

A scientist uses a computer model to understand a widely accepted theory about Earth's surface. The computer model would most likely help the scientist to... A. reduce the intensity of earthquakes B. discover new facts about the theory C. stop the creation

4. ## Finance

You have been reading about Maddy Computer Company (MCC), which currently retains 90 percent of its earning (\$5 a share this year). It earns an ROE of almost 30 percent. Assuming a required rate of return of 14 percent, how much would you pay for MCC on

5. ## Math

7. The value of a computer has a decay factor of 0.85 per year. After 2 years, the computer is worth \$1445. What was the original value of the computer?

6. ## linear programming

Globex Investment Capital Corporation owns six companies that have the following estimated returns (in millions of dollars) if sold in 1 of the next 3 years: Year Sold (estimated return, \$1,000,000s) Company 1 2 3 1 \$14 \$18 \$23 2 9 11 15 3 18 23 27 4 16 21

7. ## Math

A company is deciding between two different car models as it updates its fleet of cars. The purchase price for model A is \$30,000, and the price for model B is \$35,000. However, model A has an average gas mileage of 27 miles per gallon while model B’s is

8. ## math

The price of a computer fell 20% this year. If the computer now costs \$550, how much did it cost last year

9. ## math

Alexander purchased a computer on sale. The original price was \$1200. The sale price was 5/6 of the original price. How much did Alexander pay for the computer? **thank you!!!

10. ## science

Consider the scenario. Scientists have developed a computer program that can be used to predict when volcanoes will erupt. What type of scientific model is this? mathematical model conceptual model practical model physical model I think it is conceptual

11. ## statistics

The table shows the number of manatee deaths caused by watercraft in Florida each year beginning in 1980. The years are coded that 1980 is 1, 1981 is 2, and so on. Use the table to find the best model and the r^2 value. Year: 1; 2; 3; 4; 5; 6; 7; 8; 9; 10

12. ## math

A new computer sells for \$ 699.00 on a eBay.The markup is 30% on cost. What's the total cost of the computer sale.a. \$ 490.00, B. 908.70, c. \$ 489.30,. D. \$ 537.69 my answer is B.

13. ## Math(Pre-algebra)

Ok, my question is ‘ last year the price of a certian computer was 150\$ more than it is now. This year's price is 3/4 of last year's price. How much does the computer cost this year?‘. Can someone explain to me how to create an equation for this?

14. ## Math

Ben wants to buy a new car, and she has narrowed her choices to two models. Model A sells for \$12,500, gets 25mi/gal, and costs \$300 a year for insurance Model B sells for \$16,100, gets 36 mi/gal, and costs \$400 a year for insurance. Jenny drives about

15. ## computers

Assume you have a computer that contains 2GB of memory. It contains four memory slots. Each slot can contain 128 MB, 256 MB, 512MB, 1 GB, or 2GB memory modules. Currently, each slot contains a 512MB memory module. What combinations of memory modules will

16. ## 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

17. ## Science

Consider the scenario. Scientists have developed a computer program that can be used to predict when volcanoes will erupt. What type of scientific model is this? 1) Physical model 2) Mathematical model 3) Practical model 4) Conceptual model I believe that

18. ## computer sciece

The change in memory density with time can be described by B=19.97*10^10.1977(year 1960).If a straight line projection is mode using this equation, what will be the number of memory chips/bits in the year 2020?

19. ## 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

20. ## Algebra

The discount on a new computer was \$110. This was a discount of 19%. What would a customer pay for the computer if a 3% sales tax was added to the sale price?

21. ## BEHAVIORAL SCIENCE

Think about the last time you attended a lecture or were in a classroom. Applying the information processing model, why did some things make it into your short-term memory and some things into your long-term memory? How can knowing this process increase

22. ## Math

7.Figure out the expression bellow (7+3)x2-5 A.8 B.15 C.22 D.30 B 8.When Henry went to the pet store he noticed that there were 12 large fish tanks with goldfish.The store clerk told him that there were 107 goldfish in each tank.How many goldfish were

23. ## Pre-Calc

The attendance A (in millions) at NCAA womens college basketball games for the years 1994 through 2000 is shown in the table, where t represents the year, with t=4 corresponding to 1994. year t attendance a 4 4.557 5 4.962 6 5.234 7 6.734 8 7.387 9 8.698

24. ## algebra

A laptop computer is purchased for \$5000 . Each year, its value is 70% of its value the year before. After how many years will the laptop computer be worth \$300 or less

25. ## 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.

26. ## Computers

Assume you have a computer that contains 1 GB of memory. It contains four memory slots. Each slot can contain 128 MB, 256 MB, 512MB, 1 GB, or 2GB memory modules. Two of the slots contain 512 MB memory modules. What memory chips would you buy to increase

27. ## algebra 2

three computers were on sale model E computer was priced at 1/3 the price model C and model P was priced at 1/2 the price of model E on business bought one of each type of computers on sale and paid a total \$1800

28. ## computer science

Assume a computer has the capacity to hold up to 4 memory modules, with each module containing 512M bytes. How many total bits are needed in the memory address?

29. ## Statistics: Regression

The June 1997 issue of Management Accounting gave the following rule for predicting your current salary if you are a managerial accountant. Take \$31,865. Next, add \$20,811 if you are top management, add \$3604 if you are senior management, or subtract

30. ## Computer Architecture

Assume a simple model for floating-point representation is used, the representation uses a 16-bit format, 5 bits for the exponent, with a bias of 16, a normalized significand of 8-bits, and a single sign bit for the number. I)Show how the computer would

31. ## math

I need help with my homework. 1) You want to buy a jacket that costs \$45, it is on sale for 30% off. How much money will you save? Show your work. 1) You grab lunch with a friend and the bill is \$27.00. You want to leave a 15% tip, how much will the final

32. ## operating system

please tell me if i have solved these correctly question: Consider a paging system with the page table stored in memory. 1)If a memory reference takes 50 nanoseconds, how long does a paged memory reference take? answer=2x50=100ns 2). If we add TABs, and 75

33. ## intro to computers

You are shopping for a new computer. You see the memory listing as 1GBX4. What does this mean? A. 4 DDR first generation DIMMs B. 1 GB of memory made up of 4 DIMMs C. 4 GB of memory made up of 4 DIMMs D. 1 DDR fourth generation DIMMS ????

34. ## Math

A pet store has 4 dogs for sale. They have three times as many fish for sale, twice as many birds for sale, and half as many cats for sale. How many total animals are for sale?

35. ## Algebra

At Generic High School, in the year 2001, there were 20 students per every computer. In 2008, there were 4 students per computer. Write two ordered pairs to represent the ratio of student to computer. (Let x equal the number of years since 2000.)

36. ## Math

Elizabeth wants to buy a new laptop computer, but she just started her baby sitting job and she hasn't earned any money yet. She figures once she starts earning income she save \$90 a month in a saving account that earns three percent interest anually. She

37. ## Statistic

TABLE 12-3 A computer used by a 24-hour banking service is supposed to randomly assign each transaction to one of 5 memory locations. A check at the end of a day's transactions gave the counts shown in the table to each of the 5 memory locations, along

38. ## 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.

39. ## Math

last years computer model is on sale for \$799. you can add more memory to the computer. each chp of 8 megabytes of memory costs \$25. how many megabytes can you add if you have at most \$1,000 to spend? write and solve an inequaality

40. ## math

A computer costs \$799. To add memory it costs \$25 for 8 megabytes. How much memory can you add if you have at most \$1,000 to spend.

41. ## it

Assume you have a computer that contains 1GB of memory. It contains four memory slots. Each slot can contain 128 MB, 256 MB, 512MB, 1 GB, or 2GB memory modules. two of the slots contains a 512MB memory module. What memory chip would you buy to increse the

42. ## Computer science

Assume you have a computer that contains 1GB of memory. It contains four memory slots. Each slot can contain 128 MB, 256 MB, 512MB, 1 GB, or 2GB memory modules. two of the slots contains a 512MB memory module. What memory chip would you buy to increse the

43. ## it

Assume you have a computer that contains 1GB of memory.It contains four memory slots. Two of the slots contain 512MB,memory modules.What memory chip(s) would you buy to increase the memory on the computer to 4GB? What is the maximum memory on the computer?

44. ## Computer Question

Does anyone know where I can remove the memory card? from a computer? I tried looking it up but all I get is those memory cards for cameras... I'm not sure what it is, except that it contains computer memory. Also, I remember someone saying that I need to

45. ## 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

46. ## CIS

Assume you have a computer that contains 1 GB of memory. It contains 4 memory slots. Each slot can contain on of the following memory modules: 128 MB, 246 MB, 512 MB, 1GB or 2 GB. Two of the slots are currently used, each contain a 512 MB memory module.

47. ## computers

how do i upgrade the bytes on a computer? Do you mean adding memory? That's referred to as adding RAM (random access memory). Wherever you bought your computer, there will be people who can help you decide what to buy and maybe even install it for you. =)

48. ## computer

Assume you have a computer that contains 2GB of memory. It contains four memory slots. Each slot can contain 128 MB, 256 MB, 512MB, 1 GB, or 2GB memory modules. Currently, each slot contains a 512MB memory module. What combinations of memory modules will

49. ## MATH

peter bought a computer that cost 1,500. The computer is on sale for 15% off. Peter paid 7% sales tax on the sale price of the computer. How much did peter pay? My answer would be 1,604.25 can you explain how to do the problem if it is wrong

50. ## Statistics

You are responsible for quickly fixing your company¡¯s computer system when it crashes. You know that there are three possible sources of errors in the system: the disk drive, the memory and the operating system. From an analysis of historical data, you

51. ## 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

52. ## Child Psychology

If you take the information-processing view of cognitive development, you would say that a. typing on a computer keyboard is the equivalent of short-term memory b. thinking and data processing are similar, but not actually related. c. storing information

53. ## Science

Which most resembles a scientific model? A) computer keyboard B) computer hardware C) computer game D) computer mouse

54. ## ap java

an old-fashioned computer has just 16 bits available to represent an address of a memory location. how many total memory locations can be addressed in this machine? what formula would i use to find this answer?

55. ## algebra

The price of a new computer is p dollars. The computer is on sale for 20% off. Which expression shows the savings that are being offered on the computer?

56. ## Math

I'm having trouble with a math problem: I solved it but I have to make sure I'm right. Question: A computer was on sale at 60% off. A cash register receipt for that computer was found showing a total of \$496.08 which INCLUDED TAX, but the rest of the

57. ## stat

McDonald Corporation wishes to estimate the average annual sales at its various McDonald Restaurants for the current year, (y). It takes a random sample of n = 11 and obtains the following data. Let x be the annual sale for the previous year, and y be the

58. ## Math

Shania bought a new computer for 1,550 from computer 'r' us. If the value of the computer depreciates at a rate of 5.35%per year, when will the value of the computer reach 825 ?

59. ## Comp Hardware

Your neighbor gives you his old computer. The memory modules in it have 184 pins and two notches. What type of memory is this? A. DDR2 B. DDR3 C. SIMM D. Direct RDRAM the ext is pretty ambiguous but I am leaning toward C. SIMM

60. ## computers

What ideas can you propose for the future of processor design? What do you think the limit of clock speed for a processor will be? How could a CPU communicate more quickly with memory? What could future cache designs look like? I've been looking in Google

61. ## Math

A 20000 business computer depreciates at a rate of 15% per year. What is the following equations would model the value of the computer.. Y=20000 (.15) Y=20000 (.85) Y=20000 (1.15) Y=20000 +15x

62. ## computer program

How do you design a program that asks for the sale figures, computes the total sales for the year, and calculates and displays final sale figures for the four quarters in 2010 and displays the average quarterly sale for the year?

63. ## 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

64. ## psychologgy

I am having trouble with this assignment. I don't want answers to all of these but if you could help me with one so i get an idea of the assignment. no chart needed just an example. pleeze. thanks Using a simple chart for display, create mnemonics for the

65. ## Bio

How would I know when to use a mathematical model. How would I know when to use a conceptual model, computer model, and physical? Studying for a quiz :)

66. ## Computer

Your computer is running very slow. The LED light for the hard drive blinks nearly continually, indicating that the hard drive is spinning even when data is not being saved or read from the hard drive. Based on this scenario, what is probably causing the

67. ## math

CountingOutcomes and Theoretical Probability A computer store sells 4 models of computer (m1,m2,m3 m4. Each model can be fitted with 3 sizes of hard drive (A,B,C,) 1- Find the sample space. 2- What is the probability of choosing a model with a size C hard

68. ## AED

Discusses the central executive, sensory register, working memory, and long-term memory Reviews the relationship among the central executive, sensory register, working memory, and long-term memory Details how sensation and perception, attention, working

69. ## English

Let's write down what you can do with the computer. 1. I use the computer to chat with netizens in chatrooms. 2. I use the computer to do paper work. 3. I use the computer to make documents with the word processor, Excel. 4. I use the computer to surf the

70. ## Computer

Your computer is running a lot of services and applications when you log on that you never use. What implications can this mean for your computer? A. Unused services and applications take up valuable hard drive space. B. Your computer uses more power than

71. ## English

1. Tickets are on sale from the booking office. (Does it mean that we can get the tickets at a reduced price?) 2. The new model goes on sale next month. (Does this sentence mean that the new model will be sold at a reduced price next monthe?)

72. ## stastistics

You have a hot grill and an empty hamburger bun, but you have sworn off greasy hamburgers. Would a meatless hamburger do? The data for 12 brands of meatless hamburger were collected. Calories, fat, and sodium in these meatless hamburgers were used to

73. ## Psychology

Create mnenomics for the terms: stores, encoding, processes, retrival, iconic memory, echoic memory, primacy effect, recency effect, semantic memory, and episodic memory.

74. ## Mat 117

John has decided that he wants a newer car. So, he headed to the dealership, and rather than purchasing a model with 0% interest, the salesman encourages him to look at some of the new model year vehicles, with the statement, “With the 5.9% interest,

75. ## 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

76. ## Math

Ben wants to buy a new car, and she has narrowed her choices to two models. Model A sells for \$12,500, gets 25mi/gal, and costs \$300 a year for insurance Model B sells for \$16,100, gets 36 mi/gal, and costs \$400 a year for insurance. Jenny drives about

77. ## Math

Ben wants to buy a new car, and she has narrowed her choices to two models. Model A sells for \$12,500, gets 25mi/gal, and costs \$300 a year for insurance Model B sells for \$16,100, gets 36 mi/gal, and costs \$400 a year for insurance. Jenny drives about

78. ## Math

2)Jenny wants to buy a new car, and she has narrowed her choices to two models. Model A sells for \$12,500, gets 25mi/gal, and costs \$300 a year for insurance Model B sells for \$16,100, gets 36 mi/gal, and costs \$400 a year for insurance. Jenny drives about

79. ## Math

Henry found a tablet computer on sale with an incredible 55% discount. If he ended up paying \$215 for the tablet, what was its original non-sale price?

80. ## principles of finances

according to my interpretation of the question in October they would collect: the 10% of the August sales = .10(\$10,000) the 20% of the Sept sales = .20(\$20,000) and the 70% of the Oct sales = .70(\$30,000) Do the arithmetic and add them up A project has an

81. ## MATH

Ben wants to buy a new car, and she has narrowed her choices to two models. Model A sells for \$12,500, gets 25mi/gal, and costs \$300 a year for insurance Model B sells for \$16,100, gets 36 mi/gal, and costs \$400 a year for insurance. Ben drives about

82. ## Math

A computer is reduced by 15% in a sale. The original price is £560. Calculate the sale price

83. ## Math

Ok so in class this is what our teacher had us do.... 1.Pick a number to represent the number of times you would like to have chocolate in a week (more than once, but less than 10 times). 2.Double this amount (just to be bold). 3.Add 5. 4.Multiply the

84. ## computer

1.arnav has typed a poem for the class display board.he has saved it on his computer.try to guess where it is saved and name the memory c etegory device falls under? 2- the man who came to repair the computer a arnav house said that it would become faster

85. ## Intro to computers

You are shopping for a new computer. You see the memory listing as 1GBX4. What does that mean?

86. ## Math

To help raise funding for attending a science competition out of town, John and his three friends sell candies in their neighborhood. The average of each person’s sale is \$200. John’s sale is 1/3 of Steve’s sale, Steve’s sale is 1/4 of Paul’s

87. ## computer Science

20 You are trying to boot your computer but your computer keeps displaying a message after the POST that says â€œ'invalid specificationâ€. What does the error mean?â€ a. an attempt to overclock the primary drive has failed. b. The hard drives

88. ## psychology

20 You are trying to boot your computer but your computer keeps displaying a message after the POST that says â€œ'invalid specificationâ€. What does the error mean?â€ a. an attempt to overclock the primary drive has failed. b. The hard drives

89. ## computer Science

20 You are trying to boot your computer but your computer keeps displaying a message after the POST that says â€œ'invalid specificationâ€. What does the error mean?â€ a. an attempt to overclock the primary drive has failed. b. The hard drives

90. ## Ethics in Technology

Which of the following is NOT a reason to use a computer simulation? A. To model past events B. To produce a detailed financial model C. To reduce costs D. To save time I think it's D, but not sure.

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

92. ## math 157

The following are prices (in dollars) 2004 automobiles, as listed in a sale ad in the automobile section of the newspaper: 12,997 14,891 18,666 21,799 17,495 17,266 21,517 14,414 14,257 15,634 15,734 27,825 28,015 19,514 14,182 19,135 19,555 12,333 7,700

93. ## Typo (Test Marked)

Okay i had a typo i for got to add stars..i had emojis next to it that didn't show up What number is 73% of 215? (1 point) 215 = 0.73n n = 0.73 × 215 * 0.73 = n × 215 215 = 73n 2. What percent of 94 is 23? (1 point) n/94 = 23/100 23/94 = n/100 * 94/n =

94. ## I.C.T.

What is a PC? "PC" can stand for several things. In our society right now, the most common references are these: Politically correct Personal computer I'm sure there are plenty of others!! =) One thing it stands for is personal computer. But I'm sure there

95. ## algebra

Susie purchased a laptop computer for \$2000 at the beginning of the year in 2008,the value of the computer decreased by 20% each year. Susie wants to purchase a new laptop computer when the value of hers falls below \$500. When will Susie be able to

96. ## computer

You are running two applications on your computer. You highlight some text in a word document and initiate the copy command. You then go to paste the text into a publisher document. Where is the text temporarily stored after it is copied? They used to call

97. ## English

I forgot to add the following sentences. I really hope you can have a look at them, too. 1) Rob doesn't want to argue in front of the children. So he asks her to go and have a chat. 2) Storm managed to win the triathlon. Rob lost a lot of time on the bike

98. ## Finance, Math

The one-year and two-year risk-free rates (yields) are 1% and 1.025%, respectively. Our model of the term structure says that one year from now the one-year interest rate will be one of the following two values: 0.01 or 0.01*u, where u is the up factor.

99. ## mathematicalmodel

The one-year and two-year risk-free rates (yields) are 1% and 1.025%, respectively. Our model of the term structure says that one year from now the one-year interest rate will be one of the following two values: 0.01 or 0.01*u, where u is the up factor.

100. ## ICT - Storage devices

Hi I would like to ask a question Does Cache memory have to be in every computer , and can you explain me breifly this complicated process ?