Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

Using four sevens (7) and a one (1) create the number 100. Except for the five numerals, you can use the usual mathematical operations (+, -, x, :), root and brackets ()

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

A person was found dead on a big green land with no trees or buildings around. When the police arrived, they found a piece of rock lying next to him and the man was wearing clothes comprising of red, blue and yellow colours.

Can you tell who the person is and what was the cause of death?

Find the next number in the following series:
6, 14, 26, 98, __?

I can write cow in 13 letters.

Can You?

Can you find out the number that should replace the question mark with a valid reason?

In the following picture, E is going to slide the object down and as per the terrain and the physics, the round object is going to travel all the way till the end. Now, can you analyze who all people will die when it happens?

Can you count the number of triangles in the picture below?

I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?