스피또 추천
Which lottery ticket would you buy in the following two cases? Lottery 1: 10 issuance, 1st prize winner, 10,000 won, purchase price 1,000 won Lottery 2: 5 tickets issued, 3 first prize winners, 2,000 won in prize money, 1,000 won in purchase price We always face the same situation as above when buyi
