Write a function rule that represents the sentence.
7 less than three fifths of b is a.

1. 7-3/5b=a
2. 3/5a-7=b
3. 7-b=3/5a
4. 3/5b-7=a

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