Question 1075433: Two cards are randomly selected without replacement from a set of four cards numbered 2, 3, 4, and 5. What is the probability that the sum of the numbers on the two cards selected is 7? Express your answer as a common fraction.
Thanks for the help :)
Answer by Fombitz(32388)   (Show Source):
You can put this solution on YOUR website! Look at the possible outcomes and their sums,
2,3=5
2,4=6
2,5=7 <--
3,2=5
3,4=7 <--
3,5=8
4,2=6
4,3=7 <--
4,5=9
5,2=7 <--
5,3=8
5,4=9
Out of the 12 possible outcomes, four of them sum to 7.
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