SOLUTION: Ten identical cards were marked, each with a different number from 0 to 9. The cards were turned face down and shuffled. Mary was asked to pick a card. Find the probability that sh
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Question 119329: Ten identical cards were marked, each with a different number from 0 to 9. The cards were turned face down and shuffled. Mary was asked to pick a card. Find the probability that she picked a number less than 4.
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
There are 10 equally likely possibilities. Only four of them, 0, 1, 2, and 3 would be considered a successful outcome, so the probability is 4/10 or 40%.
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