Of the families in a village, 70% have dogs and 45% have dogs and cats.
Of the families in this village, 18% have neither a dog, nor a cat.
i. Illustrate this information in a fully completed Venn diagram.
ii. Find the percentage of families that do not have a cat.
iii. Determine the probability that a family picked at random will own dogs or cats, but not both.
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