Question

Anshu correctly remembers that his sister's birthday is before ${20}^{th}$ but after ${15}^{th}$ October but her father correctly remembers that his daughter's birthday is before ${17}^{th}$ October. Anshu's sister's birthday falls on which day ?

• A. ${19}^{th}$ October
• B. ${16}^{th}$ October
• C. ${18}^{th}$ October
• D. ${15}^{th}$ October

Answer 1

Answer: (B)

${16}^{th}$ October

Anshu's statement places his sister's birthday as one among the following dates

$\to {16}^{th}October$

$\to {17}^{th}October$

$\to {18}^{th}October$

$\to {19}^{th}October$

• But Anshu's father statement places the date of birth before ${17}^{th}October$

$\Rightarrow$ The birthday is on ${16}^{th}October$