Estimate the after tax interest rate on debt. The effective tax rate for Cooper for the year ended October 31, 2022 was 18.8%. Use average debt in your calculation

THE COOPER COMPANIES, INC. AND SUBSIDIARIES Consolidated Statements of Income Years Ended October 31, (In millions, except for earnings per share) 2022 2021 2020 Net sales Cost of sales $ 3,308.4 $ 2,922.5 $ 2,430.9 1,168.8 966.7 896.1 Gross profit Selling, general and administrative expense Research and development expense Amortization of intangibles 2,139.6 1,955.8 1,534.8 1,342.2 1,211.2 992.5 110.3 92.7 93.3 179.5 146.1 137.2 Operating income Interest expense 507.6 505.8 311.8 57.3 23.1 36.8 Other (income) expense, net (25.0) (8.8) 8.5 Income before income taxes 475.3 491.5 266.5 Provision for income taxes (Note 6) 89.5 (2,453.2) 28.1 Net income $ 385.8 $ 2,944.7 $ 238.4 Earnings per share (Note 7) Basic $ 7.83 $ EA 59.80 $ 4.85 Diluted $ 7.76 $ 59.16 $ 4.81 Number of shares used to compute earnings per share: Basic Diluted 49.3 49.2 49.1 49.7 49.8 49.6 The accompanying notes are an integral part of these Consolidated Financial Statements.