5 The Oriental Pearl Tower in Shanghai, China, is a 48 meter high tower with a spheres along the tower Two spheres are larger than the rest and house meeting areas, an observation deck, and a revolving restaurant The lower of the iwe
larger spheres has a radius of 25 meters, and the haber sphere has a radius of 225 meters What is the approximate
total volume of the two largest sphere on the Oriental Pearl Tower?

Runners run around the school's football field. the cross country coach determines that the width of the field is seventy yards shorter than the length. part a write an expression that represents the perimeter of the football field. let x represent the length of the football field. include parentheses in your expression. next, write an equivalent expression that does not include parentheses. what property or properties did you use to simplify? explain. part b the cross country coach later determines that the length of the football field is 120 yards. all students must run five laps. using your answer from part a, determine the actual number of yards that each athlete must run in the tryouts. in order to make the team, students must complete the laps in 6 minutes. how quickly must they run each lap?