Acceleration 2-7!

20 seconds 8mph 15%
20 seconds 8mph 20%
8 seconds 10mph 22.5%
8 seconds 10mph 25%
4x 4-4-4 run - rest - run 10 mph 25%
4x 6 second hold 10mph 32.5%
10 second hold 14.4mph 25%
4 seconds 11mph 25%
2x 4 seconds 11.5mph 25% <-couldn't quite do this speed but I wanted to try