1) While shuffling a pack of 52 playing cards, 2 are accidentally dropped. The probability that the missing cards to be of different colours is A) 2952 B) 12 C) 2651 D) 2751 Answer: Option CExplanation: There are 26 red cards and 26 black cards i.e, total number of cards =52 P(both cards of different colours) = P(B)P(R)+P(R)P(B) = 2652×2651+2652×2651=2(2652×2651)=2651