A farmer can plant either rice or squash on his land. Each rice plant requires three square meters of land and 20 gallons of water to grow to harvest. Each squash requires five square meters of land and 15 gallons of water. Rice plants require a total to five hours to till, while squash plants take only three hours. Suppose that the farmer in question has only 6,000 gallons of water, 1,500 square meters of land and 1,500 labor hours available to till the land. If the per-plant profit for rice and Squash are P25 and P20 respectively, what is the highest possible profit