Lucas bought some equipment for $37.38. the price he paid included a sales tax of 5%

what was the price of the equipment before the tax was added

a: $35.60

b: $ 36.33

c: $37.33

d $39.25

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