What is the cardinal number of the set of letters in the word "MATHEMATICS"?, 10, 8, 11, 9, If U = {1, 2, 3, 4, 5, 6} and A = {1, 3, 5}, what is A'?, {2, 4, 6}, {1, 3, 6}, {6,2,5}, {2, 3, 6}, A = {1, 3, 5, 7, 9}, which of the following is a subset of set A?, {1,3,6}, {2,7,9}, {9,3,7}, {1, 5 7}, If U = {x : x is a letter in the word 'SCIENCE'}, what is n(U)?, 7, 6, 5, 4

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