UUUUling In-Class Problems - Key For each of the following independent cases, fill in the missing amounts. Case 1 $6,000 $13,000 $1,600 Beginning inventory Purchases (gross) Purchase returns and allownces Purchase discounts Tranportation-in Cost of goods available for sale Ending Inventory Cost of goods sold Case 2 (b) $16,000 $1,800 $1,200 $2,000 $1,000 $4,000 $14,000 $7,000 $13,000