One section of a beach has a total of 180 people. Of these 180 people, 4/9 are wearing a hat, and 2/5 of the people wearing hats are also wearing sunglasses. How many people in that section of beach are wearing both a hat and sunglasses? How many people are wearing a hat but not wearing sunglasses?

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