Answer and Explanation:
The computation of the cost od merchandised sold for each sale and the inventory balance after each sale is presented in the attachment below;
The perpetual inventory is the system which updated the inventory as on a regular basis
While on the other hand, the weighted average cost method is the method in which the average cost is calculated after each every purchase is made
In the calculation below:
1. The weighted average cost of $30.90 come from
= (Total inventory cost) ÷ (Total quantity)
= ($180,000 + $1,674,000) ÷ (60,000 units)
= $30.90
1. The weighted average cost of $31.60 come from
= (Total inventory cost) ÷ (Total quantity)
= ($463,500 + $674,100) ÷ (36,000 units)
= $31.60
