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Answer : 3 11/18 Explanation : Answer: C) 11/18 Explanation: Let the total number of workers be x. Then,  Number of women = x/3 and number of men = x - x/3  = 2x/3 Number of women having children = x/18 Number of men having children = x/3 Number of workers having children = (x/18) (x/3) = 7x/18  Therefore, workers having no children = x - 7x/18 = 11/18 of all workers.

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