Abusiness that repairs major appliances charges a flat fee and hourly amount plus the cost of any needed parts. they know that the time required to repair an appliance has a standard deviation of 0.25 hours. the mean depends on the type of appliance. to estimate the true mean time required to repair side-by-side refrigerators, they will take a random sample of 60 refrigerator repairs. if they want a 99% confidence interval, what will the margin of error in their estimate be?

Neveready flashlights inc. needs $317,000 to take a cash discount of 3/15, net 70. a banker will loan the money for 55 days at an interest cost of $13,200. a. what is the effective rate on the bank loan? (use a 360-day year. do not round intermediate calculations. input your answer as a percent rounded to 2 decimal places.) b. how much would it cost (in percentage terms) if the firm did not take the cash discount but paid the bill in 70 days instead of 15 days? (use a 360-day year. do not round intermediate calculations. input your answer as a percent rounded to 2 decimal places.) c. should the firm borrow the money to take the discount? no yes d. if the banker requires a 20 percent compensating balance, how much must the firm borrow to end up with the $317,000? e-1. what would be the effective interest rate in part d if the interest charge for 55 days were $7,200?

The card shoppe needs to maintain 21 percent of its sales in net working capital. currently, the store is considering a four-year project that will increase sales from its current level of $349,000 to $408,000 the first year and to $414,000 a year for the following three years of the project. what amount should be included in the project analysis for net working capital in year 4 of the project?

At present, the united states has an embargo against north korea because a. the two countries have extremely poor political relations. b. north korea will not adopt a capitalist government. c. north korean products are too difficult to use. d. north korea has an embargo on american products. e. products from north korea are in higher demand than american-made products.