Marissa is participating in a weight lifting competition. After each completed round, Marissa must add more weight. In Round 2, Marissa lifted 115 pounds. In Round 7, she lifted 140 pounds. What is the amount that Marissa increases the weight by each round? Assuming the pattern continues, how much would Marissa be lifting in round 10?

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