Explain why the average temperature change was -5 per hour

Find the missing dimension! need asap! tiny square is a =3025 in ²

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

How do i take any fraction and make it into a decimal or percentage?