What you cannot hold but it is yours?

Can you make four (4) nines (9) equal 100?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

What does this rebus mean?

O
N
C
E
TIME

Consider all the numbers between 1 and 1 million. Among all these numbers, there is something very special about the number 8 and the number 2202. What is it?

Two boys wish to cross a river. The only way to get to the other side is by boat, but that boat can only take one boy at a time. The boat cannot return on its own, there are no ropes or similar tricks, yet both boys manage to cross using the boat.

How?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

Can you place three balls such that the equation shown in the picture holds true?

There once were seven dwarfs who were all brothers. They were all born two years apart. The youngest dwarf is seven years old. How old is his oldest brother?