Can you find out the remainder when 3^300 is divided by 5?

You bought me for dinner but never eat me. What am I?

When you stop to look, you can always see me. But if you try to touch me, you can never feel me. Although you walk towards me, I remain the same distance from you. What am I?

In my garden, I have many trees but only one of them is the mango tree. In these mango trees, there are some mangoes(as expected).

But after a strong wind, there are neither mangoes on the tree nor on the ground. Explain?

What do you think with the below Picture ?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

Prove that the below maths equation is true.

8 + 8 = 91

what does this picture(rebus) riddle means ?

If,

A + B = C
D - C = A
E - B = C

Based on the above equations, find out the answer for:

D + F = ?

I am the fastest animal but cannot climb the tree. What am I?