The Red Wolf Society, a nongovernmental not-for-profit organization, receives numerous contributed hours from volunteers during its busy season. Tom, a clerk at the local government utility’s office, volunteered ten hours per week for 8 weeks transferring wolf food from the port to the wolf shelter. His rate of pay at the utility office is $20 per hour, and the prevailing wage rate for laborers is $15 per hour. What amount of contribution revenue should Red Wolf Society record for this service? Multiple Choice $1,200 $400 $1,600 $0

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?