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**Ramanujan Birthday Puzzle**

Today is Ramanujan birthday.

A year Ago on his birthday, he had five candles and he lit all except the last one.

Today he is going to light all the candles.

How old is Ramanujan Today?

Note: He is not turning five today.

#### Click here for Answer

The Candles represent binary number.So year ago Ramanujan lit 4 candles out of 5.

Which means his age in binary was 11110 = 30

This year he lits all 5 candles.

So

**Ramanujan's age is 11111 = 31**.