I will give another try to a play of several small wheels, I firmly believe that the potential is big to make a profit.
10 wheels of 10 numbers, 4 combinations each, and 3 out of 4 guaranteed.
The numbers:
01 04 12 16 17 25 27 38 39 48
04 07 10 11 26 27 34 38 42 43
08 10 19 22 29 33 35 40 46 47
03 08 14 15 21 28 31 32 34 39
06 12 13 18 20 23 36 41 44 49
04 06 09 11 24 28 30 31 37 45
02 03 05 11 17 18 41 42 44 46
01 02 09 13 15 16 20 21 25 37
05 22 24 32 35 36 40 43 48 49
07 12 14 19 23 26 29 33 45 47
The wheel:
01 02 03 04 05 06
01 04 07 08 09 10
02 05 07 08 09 10
03 06 07 08 09 10
The cost $20.
Babar
10 wheels of 10 numbers, 4 combinations each, and 3 out of 4 guaranteed.
The numbers:
01 04 12 16 17 25 27 38 39 48
04 07 10 11 26 27 34 38 42 43
08 10 19 22 29 33 35 40 46 47
03 08 14 15 21 28 31 32 34 39
06 12 13 18 20 23 36 41 44 49
04 06 09 11 24 28 30 31 37 45
02 03 05 11 17 18 41 42 44 46
01 02 09 13 15 16 20 21 25 37
05 22 24 32 35 36 40 43 48 49
07 12 14 19 23 26 29 33 45 47
The wheel:
01 02 03 04 05 06
01 04 07 08 09 10
02 05 07 08 09 10
03 06 07 08 09 10
The cost $20.

