There was a strange boy who was born before his father. How can this be possible?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

why number 8549176320 is one of a kind?

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?

An office is divided into 8 cubicles. How many of the cubicles are painted if only 1/8 of the cubicles are painted?

Today is John's birthday.
A year ago, John had five candles and he lit all the candles except the one at the last.
Now he is going to light all the candles.

How old is John Today?

(He is not five today.....)

When 99 is considered higher than 100?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

Can you count the number of lines in the below picture?