Answer and Explanation:
As per the data given in the question,
Differential analysis
Continue cup(Alt. 1) Discontinue cups(Alt 2)
Particulars Alt 1 Alt 2 Differential
Effect on income
Revenues $31,300 $0 $31,300
Costs:
Variable cost of goods sold $14,280 $0 $14,280
($16,800×(100%-15%)
Variable selling and admin expenses $10,020 $0 $10,020
($16,700(100%-40%)
Fixed cost $9,200 $9,200 $0
($16,800×15%+$16,700×40%)
Net income ($2,200) ( $9,200) ($7,000)