Question

12 cards numbered 1to12 are kept in a box and mixed thoroughly if one card is drawn at random find the probability of getting a card with a factor of 12

Answer 1

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Answer 2

$total \: cards = 12 \\ numbers \: factor \: of \: 12 =(6) 1.2.3.4.6.12 \\ probability = \frac{6}{12} \\ = \frac{1}{2}$