Question

if a boy deposits 1 rupee on his every birthday after 60 years he goes to the bank and finds just 15 rupees hint: leap year comes after 4 years


and this question can be asked in form of mental math

Answer 1

It is because his birthday comes on 29 February which comes after every 4 years.

And it came 15 times in 60 years, so he was having only 15 rupees.

hope it helpsss