3/10
As you know the answer already I don't think you need any further explanation :)
Answer:9
Step-by-step explanation:
8 * 9 = 72
8, 16, 24, 32, 40, 48, 56, 64, 72
1, 2, 3, 4, 5, 6, 7, 8, 9
Answer: Gear 14 or 14.3