wiki上有概率呀,呵呵: Matches[11] Prize Approximate probability of winning Normal balls (pool of 56) Mega ball (pool of 46) 5 1 Jackpot[12] 1 in 175,711,536 (56C5×46)[13] 5 0 $250,000 1 in 3,904,701 [14] 4 1 $10,000 1 in 689,065 [15] 4 0 $150 1 in 15,313[16] 3 1 $150 1 in 13,781[17] 2 1 $10 1 in 844[18] 3 0 $7 1 in 306[19] 1 1 $3 1 in 141[20] 0 1 $2 1 in 75[21]