1 EXHIBIT 12.1 COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES SIX MONTHS ENDED FISCAL YEAR ENDED APRIL 30, OCTOBER 31, ---------------------------------------------- ---------------- 1993 1994 1995 1996 1997 1996 1997 ----- ------ ------ ------ ------- ------ ------ Fixed charges Interest expense.... $ 10 $ 21 $ 45 $ 33 $ 75 $ 14 $ 403 Amortization of capitalized expenses related to indebtedness... -- -- -- -- -- -- -- ----- ------ ------ ------ ------- ------ ------ TOTAL FIXED CHARGES............. $ 10 $ 21 $ 45 $ 33 $ 75 $ 14 $ 403 ===== ====== ====== ====== ======= ====== ====== Income from continuing operations before taxes............... (6) 337 2,483 7,086 14,354 5,562 5,433 Fixed charges......... 10 21 45 33 75 14 403 ----- ------ ------ ------ ------- ------ ------ TOTAL EARNINGS........ $ 4 $ 358 $2,528 $7,119 $14,429 $5,576 $5,836 ===== ====== ====== ====== ======= ====== ====== RATIO OF EARNINGS TO FIXED CHARGES....... 0.40 17.05 56.18 215.73 192.39 398.29 14.48 PRO FORMA PRO FORMA PRO FORMA FISCAL YEAR SIX MONTH PERIOD SIX MONTH PERIOD ENDED APRIL 30, ENDED OCTOBER 31, ENDED OCTOBER 31, 1997 1996 1997 --------------- ---------------- -------------- Fixed charges Interest expense.... $10,369 $5,184 $5,184 Amortization of capitalized expenses related to indebtedness... 734 367 367 ------- ------ ------ TOTAL FIXED CHARGES............. $11,103 $5,551 $5,551 ======= ====== ====== Income from continuing operations before taxes............... 3,930 (96) 156 Fixed charges......... 11,103 5,551 5,551 ------- ------ ------ TOTAL EARNINGS........ $15,033 $5,455 $5,707 ======= ====== ====== RATIO OF EARNINGS TO FIXED CHARGES....... 1.35 .98 1.03