Morton invest part of his $1200 at an annual rate of 5% and part at an annual rate of 7.5%. his total return on the two investments was $81. how much was invested at 5%

Which of the following statements is correct? a) due to limited liability, unlimited lives, and ease of ownership transfer, the vast majority of u.s. businesses (in terms of number of businesses) are organized as corporationsb) most businesses (by number and total dollar sales) are organized as proprietorships or corporation. however, if the business gets very large, it becomes advantageous to convert to a corporation, primarily because corporations have important tax advantages over proprietorships and partnerships.c) due to legal considerations related to ownership transfers and limited liability, which affect the ability to attract capital, most business (measured by dollar sales) is conducted by corporations in spite of large corporations' less favorable tax treatmentd) large corporations are taxed more favorably than proprietorshipse) corporate stockholders are exposed to unlimited liability

Abakery wants to determine how many trays of doughnuts it should prepare each day. demand is normal with a mean of 5 trays and standard deviation of 1 tray. if the owner wants a service level of at least 95%, how many trays should he prepare (rounded to the nearest whole tray)? assume doughnuts have no salvage value after the day is complete.

Darlene has a balance of 3980 on a credit card with an apr of 22.8% paying off her balance and which of these lengths of time will result in her paying the least amount of interest?