http://www.onelottery.net/lottery-betting-methods/
Calculating the probability of achieving the jackpot bets on System 7?
Toto is a lottery in Singapore. Six numbers drawn at random from the numbers 1-45. If all 6 numbers match, you won the Jackpot. The drawn numbers are not repeated and the sequence is not important. Also 6 regular numbers betting, there is another method of betting called Betting System. For example, a system 7 bet is a selection of seven numbers, but the winning numbers for the jackpot remaining 6 numbers. Off course, we have to pay higher prices for the means of betting. What is the probability to achieve the Jackpot prize if System 7 bet is selected? Beth Chance of System 7 = C (39,1) / C (45,6) = 1 / 208 847. Please show details of the calculation steps if the wrong before. Why?
Chance to win a bet 1/45C6 system 6 = = 1 / 8, a system has 7C6 145 060 7 different combinations of 6 issues ie 7 set of 6 combinations (that's why it costs seven times a system of 6 entries) Thus Odds = 7 / 8, 145 060 (= 1 / 1, 163.580)
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