- ------------------------------------------------------------------------------ Exhibit 12 MOBIL CORPORATION COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (In millions, except for ratio amount) - ------------------------------------------------------------------------------ Year Ended December 31, --------------------------------------- 1990 1991 1992 1993 1994 ------ ------ ------ ------ ------ Income Before Change in Accounting Principle(s) ........ $1,929 $1,920 $1,308 $2,084 $1,759 Add: Income taxes ................... 2,515 2,105 1,567 1,931 1,919 Portion of rents representative of interest factor ........... 342 344 319 339 340 Interest and amortization of debt discount expense ..... 700 713 612 529(a) 461 Earnings (greater) less than dividends from equity affiliates ............ (100) (151) 36 265 (40) ------ ------ ------ ------ ------ Income as Adjusted ............... $5,386 $4,931 $3,842 $5,148 $4,439 ====== ====== ====== ====== ====== Fixed Charges: Interest and amortization of debt discount expense ..... $ 700 $ 713 $ 612 $ 529(a)$ 461 Capitalized interest ........... 7 20 42 42 37 Portion of rents representative of interest factor ........... 342 344 319 339 340 ------ ------ ------ ------ ------ Total Fixed Charges .............. $1,049 $1,077 $ 973 $ 910 $ 838 ====== ====== ====== ====== ====== Ratio of Earnings to Fixed Charges 5.1 4.6 3.9 5.7(a) 5.3 ------ ------ ------ ------ ------ For the years ended December 31, 1990, 1991, 1992, 1993 and 1994, Fixed Charges exclude $42 million, $42 million, $37 million, $31 million and $37 million, respectively, of interest expense attributable to debt issued by the Mobil Oil Corporation Employee Stock Ownership Plan Trust and guaranteed by Mobil. (a) Excludes the favorable effect of $205 million of interest benefits from the resolution of prior-period tax issues. - ----------------------------------------------------------------------------- Mobil - 25 -