EXHIBIT (12) HONEYWELL INC. AND SUBSIDIARIES COMBINED WITH PROPORTIONAL SHARES OF 50% OWNED COMPANIES COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES (Unaudited) Three Months Ended March 31, 1996 ------------------ Income before Income Taxes $ 98.70 Deduct: Equity income (loss) (0.30) ------ Subtotal 99.00 Add (deduct): Dividends from less than 50% owned companies - Proportional share of income (loss) before income taxes of 50% owned companies (0.08) ------ Adjusted income 98.92 ------ Fixed charges Interest on Indebtedness 19.68 Amortization of Debt Expense 1.19 Interest Portion of Rent Expense 12.45 ------ Total Fixed Charges 33.32 ------ Total Available Income $132.24 ====== Ratio of Earnings to Fixed Charges 3.97 ====== ii