A letter Ids chosen from alphabet at random. What is the probability that it is contained in the word a.IKEJA b.APAPA

a letter Ids chosen from alphabet at random. What is the probability that it is contained in the word a.IKEJA b.APAPA
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a. IKEJA contains 5 different letters. So there is a probability of 5/26 that one of the letters in the word will be selected.

b. In APAPA there are only two distinct letters, so the probability of picking 2 out of 26 is 1/13.
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