Two certificates of deposit pay interest at rates that differ by 4%. Money invested for one year in the first CD earns $175 interest. The same principal invested in the other CD earns $275. Find the two rates of interest. % (smaller value) % (larger value)

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score