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3 May, 22:32

You select at random 2 numbers from 1 to 8. What is the probability that the sum of the two numbers selected is 2? Give your answer as a common fraction in lowest term.

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  1. 4 May, 01:17
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    You have a 1 in 8 chance of getting a 1, and getting 2 1's is the only way to get 2. To calculate the total probability, I square the 8 to get a 1 in 64 chance of getting 2 1's
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