Atoy rocket is launched from a platform 42 feet above the ground at a speed of 91 feet per second. the height of the rocket in feet is given by the polynomial −16t^2 + 91t + 42, where t is the time in seconds. how high will the rocket be after 3 seconds? a. 122 feetb. 218 feetc. 93 feetd. 2570 feet

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