Question

Ntse MAT question Anshu correctly remembers that his sister’s b’day is before 20th but after 15th Oct. but her father correctly remembers that his daughter’s b’day is before 17th Oct. Anshu’s sister’s b’day falls on which day? (1) 19th Oct (2) 16th Oct (3) 18th Oct (4) 15th Oct

Answer 1

The answer is (2)=16th October
As 
According To Anshu: Her sister's birthday can be on 16,17,18 or 19 October
According To Her Father: The birthday can be before 20
Now it is only 16th October which is appropriate as it is before 20th and after 15th