Discover new knowledge and insights with IDNLearn.com's extensive Q&A platform. Our community provides timely and precise responses to help you understand and solve any issue you face.

Using the data below, determine the ending inventory amount assuming the weighted average method under a periodic inventory system.

Line Item Description - Value
Beginning inventory - 10 units
Purchases - 20 units
Total cost of units available for sale - $3,000
Ending inventory - 12 units

a. $3,000
b. $1,200
c. $100
d. $1,500