What’s 123988+81937297+81937192827-2928372 9?

This question awards 100 ! i really don’t want to fail i will also mark you !

What percent of 18 is 24? and plz explain thx.

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