How to calculate double-color ball betting?

The amount of two-color ball is determined according to the number of lottery combinations generated after double betting. For example, 7+2 is equivalent to 14 lottery combinations, requiring 28 yuan, 8+2 is equivalent to 56 lottery combinations, requiring 1 12 yuan; And 9+2 is equivalent to the lottery combination of 1 18, which costs 336 yuan; Finally, 8+3 is equivalent to 84 lottery combinations, requiring 168 yuan.

Two-color ball combination means that the number of selected numbers exceeds the number of single bets. In each single bet mode, the selected numbers can be combined into multiple lottery tickets for betting.

Two-color ball betting rules.

China welfare lottery "two-color ball" game rules Article 6 is divided into red ball number area and blue ball number area. The red ball number area consists of 33 numbers 1-33, and the blue ball number area consists of 16 numbers 1- 16. When betting, choose 6 red ball numbers and 1 blue ball number for single bet, and the amount of each bet is RMB 2 yuan.

Article 7 Buyers can make bets at the sales outlets set up by provincial welfare lottery institutions. The betting number is printed by the betting machine and given to the lottery buyer for storage, which is the two-color ball lottery.

Refer to the above? China Fucai. Rules of Chinese Welfare Lottery Two-color Ball Game