a Answer the given problem. 1. Annie bought one dozen smartphones for P200,000.00 with a discount of 5%. She sold half a dozen at a price of P18,000.00 per unit. However, a new model of smartphones became available in the market, so she sold the remaining half dozen @ P12,000.00 each unit. What was her profit or loss? Compute the following requirements: a. Gross profit rate b. Operating profit margin rate c. Net profit margin rate d. Return on Investment

pa help po sana compute po ito​