Lumina, Inc., is a leading manufacturer of scented candles. A newly-launched candle is to be sold at the introductory price of SP = 8 - 0.0002D, where SP is the selling price and D is the

number of units demanded. If each candle has a variable cost of P5/unit and the fixed costs associated with making these candles amount to P9,500 per month, determine the following

-Determine the break-even volume(s) and give the range of profitable demand.

-What is the profit corresponding to this optimal demand?

-What is the optimal monthly demand that will maximize net profit?