RE: Puzzle Contest #10 - First to get all the correct answers wins 5 SBD, all attempts will receive an upvote.

[cryptosenpai]

2nd try:

Answer 1: D
Answer 2: 16
Answer 3: 3a 8, 3b 11, 3c 118, 3d 1108
Answer 4: 100m winner is Jeremy, 100m winning time is 12.20, 50m winner is Jeremy, 50m winning time is 6.39