THE NICE LOTTERY

1
THE NICE LOTTERY

• Pick 3 numbers from 1, 2, 3, 4, 5, 6
• If you match all 3 numbers, you win the jackpot
  of
• 5
• If you match 2 numbers, you win your money back.

2
How many combinations?

• 123, 124, 125, 126, 134, 135, 136, 145, 146, 156
• 234, 235, 236, 245, 246, 256
• 345, 346, 356
• 456

3
WINNING NUMBERS
1
5
6

• 123, 124, 125, 126, 134, 135, 136, 145, 146, 156
• 234, 235, 236, 245, 246, 256
• 345, 346, 356
• 456

On average, the probability the banker pays out
the jackpot of 5 is The probability the banker
pays out 1 is In total, the banker pays out
x 5 x 1 0.70. THE BANKER MAKES 30p
PROFIT OFF EVERYONE!!!!!!