Lulu and Cece collect a total of 35 shells from the beach. At first, the ratio of Lulu's shells to Cece's shells is 5:2. Then Lulu gives 5 of her shells to Cece. Tell whether each statement is true or false? 

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