Data concerning Dorazio Corporation's single product appear below:

Per Unit Percent of Sales
Selling price $160 100%
Variable expenses 48 30%
Contribution margin $112 70%

Fixed expenses are $87,000 per month. The company is currently selling 1,000 units per month. Management is considering using a new component that would increase the unit variable cost by $28. Since the new component would increase the features of the company's product, the marketing manager predicts that monthly sales would increase by 400 units. What should be the overall effect on the company's monthly net operating income of this change?

30600 less 25 000 = 5600

increase in net income

Explanation

                                               1400 units                                               1000 units

sales                                       224 000                                                  160 000  

(1400*160) (1000*160)                                                                          

variable costs                   (106 400)                                                    (48 000)

(1400*76) (1000*48)                                                      

contribution margin            117 600                                                     112 000                          

fixed costs                             (87 000)                                                  (87 000)                                              

net operating income            30 600                                                   25000