Find the probability of the following card hands-from a 52 card deck. In poker, aces are either high or low. A bridgehand is made up of 13 cards.
-In poker, a straight flush (5 in a row in a single suit, but not a royal flush)
A) $9.23 \times 10^{-6}$
B) $1.39 \times 10^{-5}$
C) $2.31 \times 10^{-6}$
D) $1.23 \times 10^{-5}$

Question

Quizplus · Accepted Answer

There are 4 suits and 10 ranks (A, 2, 3, 4, 5, 6, 7, 8, 9, 10) that can be used to make a straight flush. So, there are 4 * 10 = 40 possible straight flushes. The probability of drawing a straight flush is 40 / (52 choose 5) = 1.39 * 10^-5.

Find the Probability of the Following Card Hands-From a 52 9.23×10−69.23 \times 10^{-6}9.23×10−6

Find the Probability of the Following Card Hands-From a 52 $9.23 \times 10^{-6}$