please help

Smart Lighting, an LED bulb superstore, uses the FIFO method for valuing inventories. It began August with 50 units of a smart light bulb that costs $80 each. During August, the store completed these inventory transactions: Units Unit Cost Unit Sale Price $140 40 80 $88 3 Sale 8 Purchase Sale 30 Purchase 96 Required 1.Prepare a perpetual inventory record for the smart light bulbs. 2.Determine the store's cost of goods sold for August 3.Compute gross margin for August