Jenna received a 17% tip from a customer. The customer's bill was $31.28. How much was Jenna's tip? Round to the nearest hundredth. ​

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)

Frank is lending $1,000 to sarah for two years. frank and sarah agree that frank should earn a real return of 4 percent per year. instructions: a. the cpi (times 100) is 100 at the time that frank makes the loan. it is expected to be 113 in one year and 127.7 in two years. what nominal rate of interest should frank charge sarah?

The legs of a right triangle measure 6 meters and 8 meters. what is the length of the hypotonuse.