What always comes into a house through the keyhole?

A girl was standing near the window thinking something. All of a sudden she decides something and throws something out of the window. She dies very soon after throwing it. She was perfectly healthy and had no disease or allergy. No one killed her and she did not commit suicide.

Can you think of any possible explanation that is logical as well for what happened there?

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?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

What does below Rebus say?

XLR8

1. How can we put an elephant in the refrigerator?
2. How can we put a Giraffe in a refrigerator?
3. The king of the jungle invites all the animals to a party everyone comes except for one animal, which animal?
4. You come to a crocodile-infested lake, you can't go around it, you can't co under it and you can't go over it, how do you get across?

Find the Odd One Out?
84129
32418
47632
36119
67626
72927

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

I am an odd number. Take away a letter and I become even. What number am I?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?