What is the birthdate of Nutan's mother? To answer this question, which of the following informations given in the statements A and B is/are sufficient?
(A) Nutan's father remembers that his wife's birthday is after 20th and before 23rd February.
(B) Nutan's brother remembers that their mother's birthday was after 21st but before 25th February.

a) Only B is sufficient
b) Only A is sufficient
c) Both A and B together are not sufficient
d) Both A and B together are needed
e) Either A or B is sufficient

• the answer is D, both are needed to answer.
• 8 years agoHelpfull: Yes(10) No(0)
• From statement A, it is clear that Nutan's mother's birthday is either on 21st or 22nd February.
  From statement B, it is clear that Nutan's mother's birthday is on 22nd or 23rd or 24th February.
  So combining statements A and B, we can say that Nutan's mother's birthday is on 22nd February.
  So correct option is : d) Both A and B together are needed
• 8 years agoHelpfull: Yes(2) No(0)
• Both a and b are needed to answer
• 8 years agoHelpfull: Yes(1) No(0)
• option d
  both a and b are sufficient to answer
• 8 years agoHelpfull: Yes(1) No(0)
• d) Both A and B together are needed
• 8 years agoHelpfull: Yes(1) No(0)
• c) Both A and B together are not sufficient
  
• 8 years agoHelpfull: Yes(0) No(5)