k1 = 700;
k2 = 800;
k3 = 850;
k4 = 20;
k5 = 1/5;
k6 = 700;
k7 = 800;
k8 = 850;
k9 = 5;
k10 = 25;
k11 = 8/5;
k12 = 1/50;
k13 = 11/100;
k14 = 1/40;
k15 = 8/125;
k16 = 11/250;
k17 = 1;
k18 = 1/2;
k19 = 14/125;
k20 = 36/125;