B. Assuming that college costs continue to increase at 4% per year and that all her college savings are invested in an account paying 7% interest, what would be the amount of money that she will need to have available at age 18 to pay for all four years of her undergraduate education? (1.5 pt)

Saeed needs money to purchase tools, basic office supplies, parts to refurbish equipment, accounting software, and legal fees. believing saeed's business will be a success, an investor invests $5,000 to saeed open his business. in return, saeed agrees to repay the investor the $5,000 plus 17 percent of the profits of the business. calculate the return on investment for the investor if saeed's business makes $7,000 in profit as a total return of the business in its first year.

Tyler has coffee with one of his direct reports almost daily. he does this to inquire in an informal way about progress on the job, and to provide coaching and support, as well as appropriate congratulations for special efforts. tyler is exhibiting which type of managerial skill?

Acompany is developing a new high­performance wax for cross country ski racing. in order to justify the price marketingwants, the wax needs to be very fast. specifically, the mean time to finish their standard test course should be less thanseconds for a former olympic champion. to test it, the champion will ski the course 8 times. the champion's times(selected at random) are 59.9 61.9 48.8 52.2 46.6 45.3 50.6 and 41.1 seconds to complete the test course. complete parts a and b below.a) should they market the wax? assume the assumptions and conditions for appropriate hypothesis testing are metfor the sample.assume=0.05. what are the null and alternative hypotheses? choose the correct answer below.b) suppose they decide not to market the wax after the test, but it turns out that the wax really does lower the champion'saverage time to less thanseconds. what kind of error have they made? explain the impact to the company of such anerror.