Question

4 Cards are drawn from a pack. What is a probobility
that (4 cards are hearts and inside it one is jack.)​

Answer 1

We have,

Aces card=4

King card=4

Queen card=4

Jack card=4

Then Total cards=16

Now, 1 aces card+1 other card+2 aces card =4 cards

So,= 16 C 2

4 C 1 × 12 C 1 + 16 C 2 4 C = 16×15×14! 4×12×2×14! + 2!×16×15×14!4×3×2!×14!= 16×154×12×2 + 16×154×3

=

5

2

+

20

1

=

20

9

Hence, this is the answer.