10 Spot
For some reason there is a $2 minimum beginning with the 10-spot. Here is the return table for a $2 ticket.
Catch
| Formula
| Combinations
| Pays
| Return
| 10
| combine (20,10)* combine (60,0)
| 184756
| $50000
| $9237800000
| 9
| combine (20,9)* combine (60,1)
| 10077600
| $8000
| $80620800000
| 8
| combine (20,8)* combine (60,2)
| 222966900
| $2000
| $445933800000
| 7
| combine (20,7)* combine (60,3)
| 2652734400
| $260
| $689710944000
| 6
| combine (20,6)* combine (60,4)
| 18900732600
| $40
| $756029304000
| 5
| combine (20,5)* combine (60,5)
| 84675282048
| $4
| $338701128192
| 4
| combine (20,4)* combine (60,6)
| 242559401700
| $0
| $0
| 3
| combine (20,3)* combine (60,7)
| 440275888800
| $0
| $0
| 2
| combine (20,2)* combine (60,8)
| 486137960550
| $0
| $0
| 1
| combine (20,1)* combine (60,9)
| 295662853200
| $0
| $0
| 0
| combine (20,0)* combine (60,10)
| 75394027566
| $0
| $0
| Total
|
| 1646492110120
| $0
| $2320233776192
|
The $2 10-spot returns on average $1.4092. So the expected return is $1.4092/2 = 70.46%.
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