Aaron, Inc. estimates direct labor costs and manufacturing overhead costs for the coming year to be $760,000 and $520,000, respectively. Aaron allocates overhead costs based on machine hours. The estimated total labor hours and machine hours for the coming year are 16,000 hours and 8000 hours, respectively. What is the predetermined overhead allocation rate

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?