Question

P, q, r and s go for a picnic. When p stands on a weighing machine, q also climbs on, and the weight shown was 132 kg. When q stands, r also climbs on, and the machine shows 130 kg. Similarly the weight of r and s is found as 102 kg and that of q and s is 116 kg. What is q weight?

Answer 1

that the choice should be on the production possibility frontier. Economists do not have a great deal to say about the choice between P, Q, R, S and T in linc