Problem 21–3B (Continued)
Part 3
Operating income increase for a 20,000 to 28,000 unit sales increase
Potential sales (units) ………………………………………………..……
Contribution margin per unit ……………………………………………
Total contribution margin …………………………………………..……
Less: Fixed costs ……………………………………………………....
Potential operating income ………………………………………..……
vs. Budgeted income for 2013 …………………………………………
Potential increase in income ……………………………………………
*Alternate solution format
Unit increase ………………………………………………………………..…
Contribution margin per unit………………………………………….…
Increase in contribution margin ……………………………………..…
Since there is no increase in fixed costs, the expected increase in operating
income is the same $494,800.
Part 4
Operating income (loss) at 14,000 units
Potential sales (units) ………………………………………………..……
Contribution margin per unit ……………………………………………
Total contribution margin …………………………………………..……
Less: Fixed costs ……………………………………………………....
Potential operating loss ……………………………………………..……