Answer :
The operation will decrease by $117,500
Explanation :
As per the data given in the question,
State road Fabricators Inc.
Income Statement
Particulars Amount
Sales $470,000
Less: Manufacturing cost
Direct materials $160,000
Direct Labor $80,000
Overhead Variable part $112,500 ($150,000 × 75%)
Operating income $117,500
Working notes
1) In overhead cost only variable part ($112,500) will be considered for decision
hence, variable cost of overhead is relevant cost.
2) Fixed part of overhead cost ($150,000*25% = $37,500) is unavoidable s it is a sunk cost.
3) Company should not drop the product line.