Each square on the grid represents 1 ft². what is the approximate area of this patch of grass? a. about 35 ft² b. about 40 ft² c. about 45 ft² d. about 50 ft²

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