In a tiny village, on the coast of South America, early inhabitants used sea shells, as money. Some of these shells were very beautiful and fragile. Everyone agreed that the shells were valuable and the people utilized them in much the same way we use money today. The fragility of the shells and the fact that a shell is difficult to split into smaller denominations would make these sea shells unfit to act as money today because sea shells could not act as a .

Engberg company installs lawn sod in home yards. the company’s most recent monthly contribution format income statement follows: amount percent of sales sales $ 80,000 100% variable expenses 32,000 40% contribution margin 48,000 60% fixed expenses 38,000 net operating income $ 10,000 required: 1. compute the company’s degree of operating leverage. (round your answer to 1 decimal place.) 2. using the degree of operating leverage, estimate the impact on net operating income of a 5% increase in sales. (do not round intermediate calculations.) 3. construct a new contribution format income statement for the company assuming a 5% increase in sales.