You are project manager for an organizational restructuring project with a team of 7 consultants. The goal of the current phase is to develop 105 job descriptions within 7 business days. That means, the goal is to develop 15 job descriptions each day. Based on the burden rate of your consultants, it costs $100 to develop one job description. At the end of the 4th day, your team has worked the equivalent of $5,500 to develop 45 job description. What is the actual cost on day 4

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?