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A game of chance consists of spinning an...

A game of chance consists of spinning an arrow which comes to rest pointing at one of the numbers 1, 2, 3, 4, 5, 6, 7, 8 (See figure), and these are equally likely outcomes. What is the probability that it will point at
8?
(ii) an odd number?
(iii) a number less than 9?
(iv) a number greater than 2?

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