Answer:The answer is $1,256
Explanation:
Date. Qty. Price. Value. Qty. Price. Value. Qty. Value
 $ $  $ $ $
 15. 63. 945. - - - 15. 945
 10. 74. 740. - - - 25. 1,685
 10. 77. 770. - - - 35. 2,455
Beginning inventory = 5×61 = $305
Ending inventory = 20 × 77 =$1,504
Purchase = $2,465 
To calculate the cost of good sold 
Beginning inventory + Purchase - Ending inventory = Cost of good sold 
= 305 + 2,455 - 1,504 = 1,256
The cost of good sold =$1,256