Archer contracting repaved 35 miles of four-lane interstate roadway working 10 days with a crew of five employees using $9000 of paving material. nearby, bronson contracting repaved 50 miles of two-lane county roadway with a crew of six employees. bronson's crew worked 8 days and used $7000 worth of paving material. both archer contracting and bronson contracting rented the same paving equipment to complete their respective assignments, costing each $1500 a day, and labor cost per employee is $160 a day for both companies. which company is more productive and by how much?

Gibson's bodywork does automotive collision work. an insurance agency has determined that the standard time to replace a fender is 2.5 hours (i.e., "standard output" 0.4

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?

Your father's employer was just acquired, and he was given a severance payment of $375,000, which he invested at a 7.5% annual rate. he now plans to retire, and he wants to withdraw $35,000 at the end of each year, starting at the end of this year. how many years will it take to exhaust his funds, i.e., run the account down to zero? a. 22.50 b. 23.63 c. 24.81 d. 26.05 e. 27.35