1 Centrum Industries, Inc. Exhibit - 11 Computation of Earnings per Share March 31, 1998 Net Average Outstanding Exercise Market Net Share Days Weighted Number Price Proceeds Price Repurchase Increase Outstanding Average - -------------------------------------------------------------------------------- 49,600 1.00 49,600 1.96 25,326 24,274 365 24,274 440,000 1.00 440,000 1.96 224,662 215,338 365 215,338 ------- 239,613 ======= Net Income after Tax $1,305,318 ---------- Wtd Avg Shares O/S 8,412,642 BASIC EPS $0.16 Adj Net Income after Tax $1,305,318 ---------- Wtd Avg Shares O/S w/dilution 8,652,255 DILUTED EPS $0.15