Mathematically speaking: #of wards / Chance of success 1 / 1% 10 / 9.6% 25 / 22% 50 / 40% 69 / 50% 80 / 59% 100 / 63% 150 / 78% 200 / 87% 300 / 95% Just saying.... 1) math is cool 2) thinking that if you have 100 1% wards you are guaranteed a good fuse is wrong.