Bridge

Joey is trying to jump from one side of the bridge to the other. On the first try he jumps four sections, the second try he jumps 3 sections, the third try he jumps 2 sections, and the last try he jumps 5 sections. What is the average amount of sections that Joey jumps on the bridge?

Swings

Joey and Martha are swinging on the swings and they decide to have a contest to see who can jump the farthest. On the first try Joey jumped 15 feet and Martha jumped 10 feet. On the second try Joey jumped 20 feet and Martha jumped 15 feet. On the last try Joey jumped 12 feet and Martha jumped 15 feet. On average who jumped the farthest?