Syed bought 500 kg of wheat and hired Adam to grind and pack the wheat flour by paying him RM 1.00 for each kg of wheat flour that he packed. Once the job was done, Syed sold the wheat flour to Azar at the price of RM 4.00 per kg. Azar bought all the wheat flour and sold them to a restaurant at RM 5.00 per kg. GDP? Income method..