Riya remembers that the birthday is after 18th June but before 21st June, while Annu remembers that birthday is before 24th June but after 19th June . On which date of June is the birthday?
Answer & explanation
Correct answer: option 3
According to question ,
According to Riya birthday is after 18th June but before 21st June
Possible date of birthday= 19 , 20 ------ ( 1 )
According to Annu birthday is before 24th June but after 19th june
Possible date of birthday = 20 , 21 , 22 , 23 ----- (2 )
from ( 1 ) & ( 2)
Common satisfying date is 20 june
So birthday is on 20th june .