Questions
Ten pairs of shoes are in a closet. Four shoes are selected at random. The probability that there will be at least one pair among the four shoes selected is _______
detailed solution
Correct option is A
P( Req )=1−P (no pair selected) =1−2020⋅1819⋅1618×1417=1−224323=99323=0.3065Talk to our academic expert!
Similar Questions
A bag contains 10 different balls. Five balls are drawn simultaneously and then replaced and then seven balls are drawn. If the probability that exactly three balls are common to the two draws is p, then the value of 8p is ________.
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