0 = 1 in 1 1 = 1 in 2 2 = 1 in 5 3 = 1 in 10 4 = 1 in 50 5 = 1 in 100 6 = 1 in 1000 7 = 1 in 10000 8 = 1 in 100000 Secret one! 9 = 1 in 1M
C2A.