Questions
Words from the letters of the word PROBABILITY are formed by taking all letters at a time. The probability that both .B's are not together and both I's are not together is
detailed solution
Correct option is B
The total number of cases is 11!(2! x 2!). The number of favorable cases is [11!(2! x 2!)] - 9! Therefore, the required probability is=1−9!×411!=5355Talk 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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