Two cards are drawn together from a pack of 52 cards. The probability that one is a spade and one is a heart , is :
A
3/20
B
13/102
C
29/34
D
47/100
Correct Answer: 13/102
Given, Total cards = 52 ∴ probability = C112×C113C252 = 13!1!(13 - 1)!×13!1!(13 - 1)!52!2!(52 - 2)! = 13×1352×522 = 13×131326 = 13102