Two pounds of raw materials are needed to produce one product. The desired ending balance of raw materials is 10% of the of the next month's production needs. (Refer to your answer in Activity Sheet 04). The beginning inventory of raw materials in April is 500 pounds and raw material cost per unit is P0.50/per pound. The desired ending inventory of raw materials for June amounted to 500 pounds. Using the table below, prepare a raw materials purchase budget for the month of April, May and June