If wendy wants to invest her 25,000 how many years will it take for her savings to accumulate 40,000 if she invested her savings to a financial institution that provides a simple interest rate is 4.5% per year

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%