Question

IB exams

Two cards are drawn together from a pack of 52 cards. The probability that one is a club and one is a diamond?

Answer 1

the probability of getting a club is 13/52 
the probability of getting a diamond is 13/52
so the probability of getting a club or diamond then 13+13=26
hence, the probability that one is a club and one is a diamond is 26/52 =1/2 

Answer 2

 the probability that one is a club and one is a diamond is 26/52 =1/2