Piyush remembers that the birthday is after 17th October but before 20th October , while Vishnu remembers that birthday is after 18th October but before 22th October . On which date of October is the birthday?
Answer & explanation
Correct answer: option 3
According to question ,
According to Piyush birthday is after 17th October but before 20th October
Possible date of birthday= 18 , 19 ------ ( 1 )
According to Vishnu birthday is after 18th October but before 22th October
Possible date of birthday = 19 , 20 , 21 ----- (2 )
from ( 1 ) & ( 2)
Common satisfying date is 19 October
So birthday is on 19 October .