Find y when x equals 14 if y varies directly from x squared and y equals 72 when x equals 6

Carlos spent 1 1/4 hours doing his math homework he spent 1/4 of his time practicing his multiplication facts how many hours to carlos been practicing his multiplication facts

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.

The volume of a box varies directly with its length if a box in the group has a length of 30inches and k=24 what is its volume