8. A set of 20 cards is numbered 1, 2, 3, . 20. Suppose you pick a c – InterviewSolution

1.	8. A set of 20 cards is numbered 1, 2, 3, . 20. Suppose you pick a card at random withoutlooking. Find the probability of each of thefollowing events. Write your answer as a fractionin simplest form.(a) P(1)(b) P(not a factor of 10)
Answer» a)1/20b)1,3,4,6,7,8,9,11,12,13,14,15,16,17,18,19,2018/20=9/10

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