Omaha Plating Corporation is considering purchasing a machine for $1,500,000. The machine is expected to generate a constant after-tax income of $100,000 per year for 15 years. The firm will use straight-line (SL) depreciation for the new machine over 10 years with no residual value. What is the estimated accounting (book) rate of return (rounded to two decimal places) on the initial investment

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends > a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?