M 8 3 1 July 8, 2019 16 32 64 128 M 8 3 12 M 4 3 8 3 1 4 M 3 8 f 1 2 5m 12 m 8 1 3 3 8 m 1 4 f M 3 8 4 12 m 3 * 10 8 m s speed of light 3 * 10 8 m s to km h 3 8 m to 1 2 f adapter M 3 5m 8 3t 15t M 3 8 10 M 3 8 15 M 3 8 1 2 M 3 8 11 8 m 3 )=- 128