Answer 1a = 23, 1b = 7, 1c = 18 Answer 2a = 24, 2b = 54, 2c = 9 Answer 3 = 4b (sp) Answer 4a = -5, 4b = 4

Answer 1a. 72 Answer 1b. 24 Answer 1c. 48 Answer 2. 1 (Euler's number) Answer 3. 11 (20-9) Answer 4. Bill should bet $42 on Sprinter E. This gives a Bill 94% chance of winning

One more answer is Answer 1. D Answer 2. 4 Answer 3a is 133, 3b is 37, 3c is 23, 3d is 146 Answer4. 100m winner is Jeremy, 100m winning time is 12.20 Second, 50m winner is Jeremy, 50m winning time is 6.39

Answer 1: A Answer 2: 19 Answer 3: a. 76 b. 94 c. 62 d. 107 Answer 4: 50m winner is Bob, 1.3 secs. 100m winner is Ben, 2.1secs