EXHIBIT 12.1 RJR NABISCO, INC. COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (DOLLARS IN MILLIONS) THREE MONTHS ENDED MARCH 31, 1998 ----------------- Earnings before fixed charges: Income before income taxes...................................................................... $ 36 Less minority interest in pre-tax income of Nabisco Holdings.................................... 18 ----- Adjusted income before income taxes............................................................. 18 Interest and debt expense....................................................................... 197 Interest portion of rental expense.............................................................. 15 ----- Earnings before fixed charges..................................................................... $ 230 ----- ----- Fixed charges: Interest and debt expense....................................................................... $ 197 Interest portion of rental expense.............................................................. 15 Capitalized interest............................................................................ 1 ----- Total fixed charges......................................................................... $ 213 ----- ----- Ratio of earnings to fixed charges................................................................ 1.1 ----- -----