I am the black child of a white father, a wingless bird, flying even to the clouds of heaven. I give birth to tears of mourning in pupils that meet me, even though there is no cause for grief, and at once on my birth, I am dissolved into air. What am I?

If we change the South-East direction into North and North-East into West and all others similarly.
Can you find out which direction will be in the place of South-West direction?

When 99 is considered higher than 100?

Thirty friends were on a hiking trip when they decided to enjoy the bonfire. They assembled for it and agreed to play a game. For that, they divided themselves into five teams with seven members each, forming five rows.

How did they manage to achieve this formation?

You need to remove two matchsticks to make the below equation true. Can you do it ?

Can you solve below mathematical equation?

2^1234 - 2^1233

There are nine dots in the picture that has been attached with this question. Can you join all the dots by drawing four straight lines without picking up your pen?

What kind of band never plays music?

What does the below image rebus riddle means ?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?