Jenna brought in $25,000 to her startup firm at the beginning of the year. during the year, she withdrew $2,500 for her personal expenses. the business earned $10,000 at the end of the accounting period after paying off all its expenses. what is the value of jenna’s capital account at the end of the accounting year?

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?