SOLUTION: probability of guessing the correct answer to a certain question is x/2. if probability of not guessing the correct answer is 2/3, then find x.

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Question 860334: probability of guessing the correct answer to a certain question is x/2. if probability of not guessing the correct answer is 2/3, then find x.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

p(incorrect) = 2/3

p(correct) = +x%2F2+=+1%2F3 

using arithmetic to find this x

+x%2F2+=+1%2F3 

     x = 2⁄3