Twelve sides dice are used in adventure games. They are marked with the numbers 1 to 12. The score is the upper most face If this disc is thrown what is the probability that the score is a factor of 12?
A
14
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B
23
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C
12
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D
13
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Solution
The correct option is C12 There are 6 Factors of 12 within the numbers 1 to 12 - 1,2,3,4,6,12 Thus, out of the 12 possible outcomes, 6 are factors of 12. Thus, the probability that the score is a factor of 12 = 612=12