Double Dice
Algebra
Level
2
You go to a school fair. And right away you are faced with a competition,
You need to roll two dice and add it up. The prize table is below:
- 75p to play
- 2 =£5.00
- 3 =£1.50
- 4 =£0.75
- 5 =£0.00
- 6 =£0.00
- 7 =£0.00
- 8 =£0.00
- 9 =£0.00
- 10 =£0.75
- 11 =£1.50
- 12 =£5.00
What is the probability that you will win £5?
1 in 12
1in 36
2 in 36
1in 6
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1 solution
The chance of getting a 12 is 1/6 \times 1/6 because we need a 6 the first time and the second time and the same for a 2. Added together these equal 2 in 36.