Answer:
$15 per backpack
Explanation:
The average variable cost per of producing a backpack by using the high low method is shown below:
Variable cost per backpack = (High total cost - low total cost) ÷ (High backpack produced - low backpack produced )
= ($110,000- $87,500) ÷ (4,000 backpack produced - 2,500 backpack produced )
= $22,500 ÷ 1,500 backpack produced
= $15 per backpack