What are the manufacturer's resources?

A paint manufacturer produces two types of paint, one type of standard quality (S) and the other of top quality (T). To make these paints, he needs two ingredients, the pigment, and the resin. Standard quality paint requires 2 units of pigment and 3 units of resin for each unit made and is sold at a profit of P100 per unit. Top-quality paint requires 4 units of pigment and 2 units of resin for each unit made and is sold at a profit of P150 per unit. He has stocks of 12 units of pigment and 10 units of resin