Internal controls Group of answer choices consist of policies and procedures designed to provide reasonable assurance that the company achieves its objectives and goals. are implemented by and are the responsibility of the auditors. only apply to SEC companies. guarantee that the company complies with all laws and regulations.

Areal estate agent is considering changing her cell phone plan. there are three plans to choose from, all of which involve a monthly service charge of $20. plan a has a cost of $.42 a minute for daytime calls and $.17 a minute for evening calls. plan b has a charge of $.52 a minute for daytime calls and $.15 a minute for evening calls. plan c has a flat rate of $80 with 275 minutes of calls allowed per month and a charge of $.38 per minute beyond that, day or evening.a. determine the total charge under each plan for this case: 150 minutes of day calls and 70 minutes of evening calls in a month. (do not round intermediate calculations. round your answer to 2 decimal places. omit the "$" sign in your response.)c. if the agent will use the service for daytime calls, over what range of call minutes will each plan be optimal? (round each answer to the nearest whole number.include the indifference point itself in each answer.)d. suppose that the agent expects both daytime and evening calls. at what point (i.e., percentage of total call minutes used for daytime calls) would she be indifferent between plans a and b?

During the month of march 2017, weimar world, a tax-preparation service, had the following transactions. * billed $496,000 in revenues on credit * received $164,000 from customers' accounts receivable * incurred expenses of $194,000 but only paid $87,700 cash for these expenses * prepaid $32,220 for computer services to be used next month what was the company's accrual basis net income for the month? select one: a. $302,000 b. $264,080 c. $ 41,860 d. $408,300 e. none of the above

If a society decides to produce consumer goods from its available resources, it is answering the basic economic question