HCU MCA 2015 Paper

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Note: Answer questions 47, 48, 49 using information given below-
Let P = {{a, e, i}, {o, u}, {b, c, d, f, g, h}, {j, k, l, m, n, p, q}, (r, s, t, v, x, z}, {y}}.
Let B be a set formed by taking two elements from P at random. And Let C be any subset of P chosen randomly from all possible subsets of P.
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Question : 49 of 75
 
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What is the probability that the word “school” can be formed using the alphabets in C as defined above?
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