What is the probability that a 5-card straight flush will be drawn (a straight flush is 5 cards in a row, all cards the same suit) if the first two cards drawn are the 2 of spades and the 6 of spades

Respuesta :

Answer:

[tex]\mathbf{\dfrac{1}{19600}}[/tex]

Step-by-step explanation:

From the information given:

For 5 cards to be drawn where the first two are 2 spades and 6th of the spade.

Then the cards should be: 2,3,4,5,6  of spade.

Since 2 and 6 are already drawn.

Then;

the 3rd card maybe 3, 4, or 5 of the spade.

Thus, the probability that it is the third card is: 3/50

The probability is the 4th card 2/49 ;   &

The probability that it is the fifth card is 1/48

Thus, the probability that a 5-card straight flush is drawn is:

[tex]P(5) = 1 \times 1\times \dfrac{3}{50}\times \dfrac{2}{49} \times \dfrac{1}{48}[/tex]

[tex]P(5) = \dfrac{1}{19,600}[/tex]

 

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