1. A soft drink factory in bottles is faced with two choices, namely make or buy bottles for beverage packaging. If the company makes the bottle, then it has to invest with a total cost of Ro. 6,000,000 per year and the variable cost perunit is Ro. 80, whereas if he buys the bottle from the supplier company. the unit cost is Ro. 200. Determine the number of beverage products that must be produced so that the need to make will be cheaper than the decision to buy