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The letters of the words GHOST, GHOUL, TRICK, TREAT and CANDY were written on 25 index cards, one letter per card. If the cards are shuffled and one card is selected at random, what is the probability that the card contains one of the letters in the word GHOST? Express your answer as a common fraction. If all 25 cards are shuffled again, what is the probability of selecting, in any order and without replacement, five cards that contain the letters G, H, O, S and T? Express your answer as a common fraction. If all 25 cards are shuffled once more, what is the probability of selecting, in a
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