Sarah gray wants to invest a certain sum of money at the end of each year for five years. the investment will earn 4% compounded annually. at the end of five years, she will need a total of $45000 accumulated. how should she compute her required annual investment?

Which type of data does your company collect from customers or potential customers? a. positioning datab. market share datac. primary datad. secondary data select the best answer from the choices provided

If his parents cannot alex with college, and two of his scholarships will be awarded to other students if he does not accept them immediately, which is the best option for him?

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?