3.3 budget the preparation of the project1. power cord 1 m 12 baht. 2. plug the male head 12 baht. 3. switch off – open between 12 baht.4. the lamp pole. 15 baht.5. lamp 80 baht. A total of 131 baht.
3.3 Budget for the project first. Wire 1 m 12 baht 2. Plug the male 12 baht 3. switch - off the middle 12 baht and 15 baht 4. Lamp bulbs 5. 80 baht 131 baht total.