There are 3 cards, with first card having Blue color on both side, Red color on both side on second card and third card has one Blue color side and one Red color side. Aakash Picks a Card and find front side of card of Blue color. now what is the probability that other side of this card also blue.
Please share the logic in support of your answer too.
option.
A. 1/2
B. 1/3
C. 2/3
D. None of them

• 1st card-B/B 2nd card-R/R 3rd card-B/R
  Picked card- B/?....
  probability=sample case/Total case= one of R or B/R+B=1/2 (Answ)
• 7 years agoHelpfull: Yes(1) No(1)
• s={(b,b) (b,r),(r,r)}
  n(s)=3
  n(a)=1
  p(a)=n(a)/n(s)
  ans=1/3
• 7 years agoHelpfull: Yes(1) No(1)