How many person was born before B?

Solution

Number of person elder to the one who likes Apple is half the number of person elder to E. Two person was born between the one who likes Mango and E. That means, in case (1) the one who likes apple was born in 1992, in case (2) the one who likes Apple was born in 1993. Number of person born before the one who likes Mango is same as number of person born after F. F neither was born after the one who likes Banana nor likes Papaya. That means, in case (1) F was born in 1992, in case (2) F was born in 1996. Based on above given information we have: Again, we have: Three person was born between the one who likes Banana and A. A neither likes Mango nor was born before the one who likes Guava. That means, in case (1) E likes Banana, in case (2) the one who likes Banana was born in 1997. C neither likes Banana nor was born after E. Two person was born between C and the one who likes Guava. That means, in case (1) C was born in 1991, in case (2) C was born in 1994. Number of persons born after the one who likes Mango is two more than number of persons born after C. That means, in case (2) E likes Orange, case (1) is not valid. Based on above given information we have: Case (1) is not valid as the Number of persons born after the one who likes Mango is two more than number of persons born after C Again, we have: D was born just after the one who likes Grapes. That means, D was born in 1997. At least two person was between the one who likes Papaya and G. That means, G was born in 1991. Based on above given information we have final arrangement as follows: