Wallace Industries has a total contribution margin of $58,560 and net income of $24,400 for the month of April. Wallace expects sales volume to increase by 5% in May. What are the degree of operating leverage and the expected percent change in income for Wallace Industries? 1.42 and 5% 2.5 and 13% 2.4 and $12% 0.42 and 2.2% Question 11 1 pts If a firm has a contribution margin of $59,690 and a net income of $12,700 for the current month, what is their degree of leverage? 2.4 0.18 4.7 1.18