Answer:
COGS (Jan 7)= $146
Explanation:
Giving the following information:
Jan 1: 11 units for $12 each.
Jan 5: Purchased 8 units at $14
Jan 7: Sold 12 units
Jan 15: Purchased 6 units at $16
Jan 30: Sold 15 units
Under a perpetual inventory system, the cost of goods sold gets accounted as they occur:
FIFO= first-in, first-out
COGS (Jan 7)= 11*12 + 1*14= $146