Answer:
The cost of goods available for sale. is 143,140.
Cost Per unit $9.22
Explanation:
Cost of Goods available for sale
Opening Inventory (2520 x 7) $17,640
Purchases
Oct. 3, ( 2,500 @ $8 ) $20,000
Oct. 19, ( 3,000 @ $10 ) $30,000
Oct. 9, ( 3,500 @ $9 ) $31,500
Oct. 25, ( 4,000 @ $11 ) $44,000
Total Purchase in October $125,500
Cost of Goods available for sale $143,140
Cost Per Unit = 143,140 / (2520+2500+3000+3500+4000 )
Cost Per Unit = 143,140 / 15,520
Cost Per Unit = $9.22 per unit