Oliver rolls a fair six-sided dice and spins a fair three-sided spinner with equal-sized sections labelled 1,4 and 8. He adds the results together. W

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Oliver rolls a fair six-sided dice and spins a fair three-sided spinner with equal-sized sections labelled 1,4 and 8. He adds the results together. What is the probability that the total he scores is greater than 8? Give your answer as a fraction in its simplest form.

Setup the sample space



Screenshot 2024-11-27 at 6.10.26 PM.png


Notice only 1 result out of the 18 events in the sample space is greater than 8.
P(Sum > 8) = 1/18
 
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