Yesterday, Darell's Snack Shack went through 4/5 of a bottle of ketchup. If they used 1/5 as much mustard as ketchup, how many bottles of mustard did they go through?

Roger could feed 5 walruses with 4 kilograms of fish. how many walruses could he feed with 7.2 kilograms of fish?

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

Rewrite so the subject can be y in the formula d=m-y/y+n