"Solve the following. Show your solution. You may use separate sheet if needed
1.Jose stays on the eighth floor of the Supreme Hotel. He visited a friend and so he went three floors down. On what floor is he now? 2. Mrs. Cruz bought a refrigerator for P11,998 and a washing machine P6,363. How much did she spend for the two appliances? 3. The water tank of Mang Jose was full with 5,000 liters of water on Saturday morning. He used 500 liters that day. How much water was left on Sunday? 4. Darius is a farmer. During cold weather he checks the temperature hourly. Before dinner, he saw that the temperature was 8 degrees. During the next hour, the temperature fell 4 degrees. What was the temperature at that time?"