A certain manufacturer produce two product P & q. Each unit of product P require(init production) 20 unit of row material A &10 unit of raw material B. each unit of product of require 30 unit of raw material A & 50 unit of raw maternal B. There i a limited upply of 1200 unit of raw material A & 950 unit of raw material B. How many unit of P& Q can be produced if we want to exhaut the upply of raw material?