Answer: 18.6%
Step-by-step explanation:
Degree of operating leverage = % change in Operating cash flow / % change in output
% change in Output
=

= 6.7%
Degree of operating leverage = % change in Operating cash flow / % change in output
2.79 = % change in Operating cash flow/ 6.7%
% change in Operating cash flow = 2.79 * 6.7%
% change in Operating cash flow = 18.6%