I need to know the perpetual FIFO, LIFO, and WEIGHTED

Required information A company reports the following beginning inventory and two purchases for the month of January. On January 26, the company sells 640 units. Ending inventory at January 31 totals 190 units. Units Unit Cost $7.00 5.00 4.00 Beginning inventory on January 1 Purchase on January 9 Purchase on January 25 200 450 180