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March 25, 2017

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There are 3 lucky tickets among 10 lottery tickets. 3 tickets are
drawn at random. What is a probability that one ticket selected randomly
from those three is lucky?

  • PROBABILITY - ,

    This is the probability of selecting one lucky and two unlucky tickets. The probability of all events occurring is found by multiplying the individual probabilities.

    3/10 * 7/9 * 6/8 = ?

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