I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

Can you solve the below geography rebus by decoding the below rebus ?

Given that

(78)^9 = 6
And (69)^4 = 11

Can you find out

(99)^2 =?

(Note: This is Logical, not Mathematical)

An apple seller is hosting a competition. He offers 1000 apples and 10 boxes to the people who pass by. The challenge is to put those 1000 apples in the 10 boxes in such a manner that if he asks for any amount of apples, the person can directly give him the boxes or a combination of boxes. If the person can do it, he promises to give a thousand apples for free.

If you happen to pass by the apple seller, will you be able to win a thousand apples?

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 two things can you never eat for breakfast?

A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?

Can you find out who is the kidnapper in below Picture and why, Explain ?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?