EXHIBIT 11.2 LANDSTAR SYSTEM, INC. AND SUBSIDIARY CALCULATION OF DILUTED EARNINGS PER SHARE (In thousands, except per share amounts) (Unaudited) Thirteen Weeks Ended --------------------------- March 30, March 31, 2002 2001 ------------ ------------ Net income $ 8,514 $ 8,354 ============ ============ Average number of common shares outstanding 8,097 8,512 Plus: Incremental shares from assumed exercise of stock options 267 218 ------------ ------------ Average number of common shares and common share equivalents outstanding 8,364 8,730 ============ ============ Diluted earnings per share $ 1.02 $ 0.96 ============ ============ 20