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14.Probability
normal
From a well shuffled pack of $52$ playing cards, cards are drawn one by one with replacement. Probability that $5^{th}$ card will be "king of hearts" is
A
$\frac{{{{51}^4}}}{{{{52}^5}}} \times 5{C_1} \times 4!$
B
$\frac{{{{51}^4}}}{{{{52}^5}}} \times 4!$
C
$\frac{{{{51}^4}}}{{{{52}^5}}}$
D
$\frac{{{{51}^5}}}{{{{52}^5}}}$
Solution
Ref. Proba. $\frac{51}{52} \times \frac{51}{52} \times \frac{51}{52} \times \frac{51}{52} \times \frac{1}{52}$
Standard 11
Mathematics
