Question 2A - Cost-Volume-Profit Analysis_ CHAPTER 3

In January, TechTone has a monthly target operating income of $6,000. Variable expenses are 40% of sales and monthly fixed expenses are $3,600.In February, TechTone expects sales to increase by 20%.

Required: Calculate the Degree of Operating Leverage (DOL) in January, expected Sales in Dollars for February, change in net income between January and February. Please show detailed work as I do not understand this at all

Thank You