Charlie Corporation is considering buying a new donut maker. This machine will replace an old donut maker that still has a useful life of 6 years. The new machine will cost $3,700 a year to operate, as opposed to the old machine, which costs $4,050 per year to operate. Also, because of increased capacity, an additional 21,000 donuts a year can be produced. The company makes a contribution margin of $0.10 per donut. The old machine can be sold for $8,000 and the new machine costs $31,000. The incremental annual net cash inflows provided by the new machine would be (Ignore income taxes.):

The simple interest in a loan of $200 at 10 percent interest per year is

University car wash built a deluxe car wash across the street from campus. the new machines cost $219,000 including installation. the company estimates that the equipment will have a residual value of $19,500. university car wash also estimates it will use the machine for six years or about 12,500 total hours. actual use per year was as follows: year hours used 1 3,100 2 1,100 3 1,200 4 2,800 5 2,600 6 1,200 prepare a depreciation schedule for six years using the following methods: 1. straight-line. 2. double-declining-balance. 3. activity-based.

Which of the following businesses is most likely to disrupt an existing industry? a. closer connex developed an earphone that receives emails and text messages and converts them to voice messages. the first models had poor reception, but they rapidly improved over time. b. mega technologies reconfigured the components used in its touchscreen tablets to create a new type of wearable device for use in restaurants and other service industries. c. particle inc. developed a teleportation technology that can transport physical materials instantaneously across great distances. d. altrea added advanced camera technology to its premium line of smartphones so that they would take the highest-quality photos of all phones on the market.