A product has three components, A, B, and C, with reliabilities of 0.95, 0.98, and 0.995. Engineers intend to put a redundant component A that has reliability 0.70. With this change explain what will happen to system reliability.

Barbara jones opened barb’s book business on february 1, 2010. the company specilizes in editing accounting textbooks. you have been hired as manager. your duties include maintaining the company’s financial records. the following transactions occurred in february , the first month of operations. a. received shareholders' cash contributions on february 1 totaling $16,000 to form the corporation; issued 1,000 shares of common stock. b. paid $2,400 cash on february 2 for three months' rent for office space. tip: for convenience, simply record the full amount of the payment as an asset (prepaid rent). at the end of the month, this account will be adjusted to its proper balance. c. purchased and received supplies on february 3 for $300 cash. d. signed a promissory note on february 4, payable in two years; deposited $10,000 in the company's bank account. e. on february 5, paid cash to buy equipment for $2,500 and land for $7,500. f. placed an advertisement in the local paper on february 6 for $425 cash. g. recorded sales on february 7 totaling $1,800; $1,525 was in cash and the rest on accounts receivable. h. collected accounts receivable of $50 from customers on february 8. i. on february 9, repaired one of the computers for $120 cash. tip: most repairs involve costs that do not provide additional future economic benefits. j. incurred and paid employee wages on february 28 of $420.required: set up appropriate t-accounts for cash, accounts receivable, supplies, prepaid rent, equipment, furniture and fixtures, notes payable, contributed capital, service revenue, advertising expense, wages expense, and repair expense. all accounts begin with zero balances. tip: when preparing the t-accounts, you might find it useful to group them by type: assets, liabilities, stockholders’ equity, revenues, and expenses.2. record in t-accounts the effects of each transaction in february, referencing each transaction in the accounts with the transaction letter. show the unadjusted ending balances in the t-accounts. 3. prepare an unadjusted trial balance at the end of february.4. refer to the revenues and expenses shown on the unadjusted trial balance. based on this information, write a short memo offering your opinion on the results of operations during the first month of business.

Amachine purchased three years ago for $720,000 has a current book value using straight-line depreciation of $400,000: its operating expenses are $60,000 per year. a replacement machine would cost $480,000, have a useful life of nine years, and would require $26,000 per year in operating expenses. it has an expected salvage value of $130,000 after nine years. the current disposal value of the old machine is $170,000: if it is kept 9 more years, its residual value would be $20,000. calculate the total costs in keeping the old machine and purchase a new machine. should the old machine be replaced?

1. list five staple convenience goods that you or your household buys on a regular basis. (you do not need to use complete sentences. 2.5 points) 2. list three impulse convenience goods that you or someone you know has purchased. (you do not need to use complete sentences. 2.5 points) 3. describe a shopping good that you or someone you know purchased. what kind of research did you or that person do before buying the product? (1-5 sentences. 3.0 points) 4. choose an example of a company you could start, and decide which business structure would make the most sense for that type of company (sole proprietorship, partnership, llc, c corporation, s corporation, or nonprofit corporation). explain why this structure would be good for this type of company. give at least 3 reasons. (3-6 sentences. 6.0 points) 5. if you were starting a new business, describe at least three departments to the company that you would need right away. why are these departments so important? (1-5 sentences. 3.0 points) 6. describe a product that you think has saturated its market. what makes you think it has saturated its market? (1-5 sentences. 3.0 points)