Questions
A and B toss a fair coin each simultaneously 50 times. The probability that both of them will not get tail at the same toss is
detailed solution
Correct option is A
For each toss, there are four choices:(i) A gets head, B gets head(ii) A gets tail, B gets head(iii) A gets head, B gets tail(iv) A gets tail, B gets tailThus, exhaustive number of ways is 450. Out of the four choices listed above, (iv) is not favorable to the required event in a toss. Therefore, favorable number of cases is 350. Hence, the required probability is (3/4)50.Talk 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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