min = 10 * t 1 * p 1+9.9 * T2 * p2+9.8 * T3 * P3+ 1 1.3 * T4 * P4;
p2+P3 = 1;
p 1 = 1;
p2 = 1;
@bnd(2,t 1,6);
@bnd(2,t2,8);
@bnd(2,t3,5);
@bnd(2,t4,6);
@ bin(p 1);
@ bin(p2);
@ bin(P3);
@ bin(P4);
The result is 39.8, where T 1 = T2 = T3 = T4 = 2, P 1 = P2 = 1, P3 = P4 = 0.