Susan is trying to decide whether to quit her $20,000 per year job so she can return to college next year as a full time student. if she goes to college next year, her books and supplies will cost $500, tuition will cost $3,000, and her other expenses (transportation, housing, and food) will increase by $2,000. what is susan's opportunity cost of attending college next year?
a. $3,000
b. $3,500
c. $5,500
d. $25,500

To be able to better compare stock performance within the same industry, similar companies are grouped into? a)market sectors b) industry blocks c) performance sectors d) average earning blocks

The strength of the economy depends on the balance pf production and consumption of goods and consumption of goods and services

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?