Carpet max is having a sale. Matt pays $456 to purchase 12 square yards of carpet the total cost of proportional to the number of square yards of carpet purchase. What is the constant of proportionality

Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?

Factor the following expression completely 6x^11-24x^7

The center on a target has a diameter of 5 inches. the whole target has a diameter of 25 inches. complete the explanation for what part of the whole target is the center. the center of the target takes up % of the whole target.