Please solve

4 A retired auto mechanic hopes to open his own rustproofing shop. Customers would be local newcar dealers. Two locations are being considered, one in the center of the city and one on the outskirts. The central city location would involve xed monthly costs of $7,000 and labour material, and transportation costs of $30 per car. The outside location would have _xed monthly of $4,700 and labour, materials, and transportation costs of $40 per car. Dealer price at either location will be $90 per car. (a) Which location will yield the greater prot if monthly demand is (1) 200 cars? (2) 300 cars. (4 marks each) (b) At what volume of output will the two sites yield the same monthly prot? (8 marks)