1 - (1 - 1/(1 * 30))^(floor(x/5)), (1 - (1 - 1/(1 * 30))^(max(0.15, x/5 - 0.5))), (1 - (1 - 1/(1 * 30))^(max(1.5, x/5 - 0.5))) * max(0.1, min(x/10, 1)^2), x=0 to 10