FIFO COGS = (709 units)($2/unit) + (959 − 709)($6/unit) = $1,418 + $1,500 = $2,918
Sales = (959 units)($13/unit) = $12,467
Gross profit = Sales − COGS − Sales Expenses
= 12,467 − 2,918 − 2,649 = $6,900
LIFO COGS = (556 units)($6/unit) + (959 − 556)($2/unit) = $3,336 + $806 = $4,142
Sales = (959 units)($13/unit) = $12,467
Gross profit = Sales − COGS − Sales Expenses = 12,467 − 4,142 − 2,649 = $5,676
