The total cost, c, of an item purchased from a store is c = p .07p, where p is the price before sales tax, and there is a 7% sales tax in effect. an equivalent formula for this situation is a) c = 0.97p b) c = 0.14p. c) c = 1.07p. d) c = 0.93p.

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2