Consider a mobile producing company, which produces two types of mobiles: Mob-M and Mob-N. From the sale of Mob-M the company makes profit of 1200 and from sale of Mob-N it makes profit of 2100. There are two main electronic chips are required for these mobile productions: Chip-A and Chip-B. For Mob- M, 220 units of Chip-A and 510 units of Chip-B are needed while for Mob-N, 115 units of Chip-A and 120 units of Chip-B. The company has 1000 units of Chip-A and 1500 units of Chip-B. How many numbers of Mob-M and Mob-N should company produce? Formulate the problem, write the objective function, constraints and provide the solution. What is the maximum profit?