A box has a width of 10 feet and a length of 9 feet. The volume of the box is decreasing at a rate of 534 cubic feet per minute, with the width and length being held constant. What is the rate of change, in feet per minute, of the height when the height is 4 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