If the company actually sells 310 clocks, what effect would the sale of additional 50 clocks have on operating income?

The Bell Clock Company sells a particular clock for $40. The variable costs are $16 per dock and the breakeven point is 210 clocks. The company expects to sell 200 clocks this year. If the company actualysels 310 clocks, what effect would the sale of additional 50 clocks have on operating income? Explain your answer. The sale of an additional 50 clocks would operating income by the amount of Id amount to $ increase