Two-color ball 10 plus 1 needs 420 yuan. Two-color ball betting is divided into red ball number area and blue ball number area. The red ball number area is 33 1-33***, and the blue ball number area is 16 1- 16***. When betting, choose 6 red ball numbers and 1 blue ball numbers to make a single bet, and the amount of each bet is RMB 2 yuan.

Buyers can make multiple bets on the selected betting number, and the betting multiple ranges from 2 to 99 times. The maximum bet amount of a single lottery ticket shall not exceed 20,000 yuan.

Other regulations of two-color ball.

The adjustment fund includes 2% of total sales, overdue fare and floating bonus balance rounded to the nearest yuan. The adjustment fund is used to pay unforeseen bonus expenditure risks and set up special prizes.

When the single-note bonus of the first prize is lower than that of the second prize, the sum of the total prizes of the first prize and the second prize will be divided equally by the winners of the first prize and the second prize; When the single note bonus of the second prize is less than twice that of the third prize, the adjustment fund will supplement the single note bonus of the second prize to twice that of the third prize.