1. Problem Solving 1. Carla works on a commission-only basis and receives 3% on her monthly sales without a base salary. What is her commission and total pay during a month when she sells P120,000 worth of appliance, but her customer cancelled an order for P12,000 and returned the appliance which was already delivered? 2. Christopher has a monthly commission plan where he receives 2% commission on all his sales for the month. If his sales exceeds P40,000, a bonus of 1% of everything over P80,000 another additional 1% of everything over P80,000 is received. How much is his total commission during a month if he had total sales of P96,500? 3. Jed Yambao is a sales representative earning a basic salary of P18,000 a month plus 3% commission on his sales exceeding his quota of P15,000. Assume he made a total sales of P36,000 for the current month. Find his gross earnings. 4. Sarah Montenegro is a product manager with five sales representatives under her. The company gives him an annual salary of P126,000; commission of 5% on his own sales; and an override of 12% on her men's sales. Find his gross earnings for the month if her total sales is P365,500 with her men able to sell a total of P1,548, 263 for the month