Acommunity bike ride offers a short 5.7 mile ride for children and families. the short ride is followed by a long ride. 5 2/3 times as long as the short ride. if a woman does the short ride and then does the longer ride later, how many miles does she ride altogether?

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

Evaluate cos2θ for cosθ = square root of 3/2

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?