Tom's birthday is exactly 4 weeks later, and today is his birthday with month and day reversed. What is Tom's birthday?

Question

As Mohan's birthday approaches , he likes to save up to to treat himself.
On the first day of the month he saves Rs 1, on the second day he saves 2, on the third day 3 and so on.
On his birthday he will have saved a total Rs 153.
On which day of the month is his birthday?

Answer 1

The ans may be 2nd march...