Q2. A manufacturer produces two models of bikes-model X and model Y. Model X takes a 6 man-hours to make per unit, while model Y takes 10 man-hours per unit. There is a total of 450 man-hours available per week. Handling and marketing costs are ₹2000 and ₹1000 per unit for Models X and Y respectively. The total funds available for these purposes are ₹80000 per week. Profit per unit for models X and Y are ₹1000 and ₹600 respectively. How many bikes of each model should the manufacturer produce so as to yield a maximum profit? Form an L.P.P. and solve it graphically using iso-profit/iso-cost method.