Massive Dynamic Computers sources the components for its laptops from various suppliers on the market. The firm pays $100 for processors, $35 for disk drives, $50 for screens, $10 for memory, and $40 for graphics and wireless internet cards. Massive Dynamic has determined that it would cost $200 per unit to produce all of the necessary components in its in-house manufacturing facility. In this scenario, Massive Dynamic should

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?