Please given correct answer for General accounting question I need step by step explanation

Calculate the degree of operating leverage given the following information: - Sales of $300,000 - Variable costs of $120,000 - Operating income of $50,000 for year 1 - Sales of $400,000 - Variable costs of $150,000 - Operating income of $75,000 for year 2 Your answer should be rounded up to two decimal places. Specifically, calculate the difference between the sales and operating income for each of the given years. This will allow you to calculate the degree of operating leverage