How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

What is the longest word in the dictionary?

I travel all around the world but always stay in the corner. What am I?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?

If 1+9+8=1, what is 2+8+9?

What's the best place to go shopping in the ocean?

Paul's height is six feet, he's an assistant at a butcher's shop and wears size 9 shoes. What does he weigh?

A dead body is found outside a multi-story multinational company. The case is reported and a homicide detective is called on the crime scene.

He looks at the body and then towards the building. From the position of the body, it is evident that the victim committed suicide. He goes to the first floor of the building and then walks in the direction of the dead body, opens the window and toss a coin in the air.

He goes to second floor and again repeats the process. He keeps doing this till he is done on all the floors. Then he returns back to the floor and tells his team that it is a murder.

How in heaven did he deduce that?

With the help clues provided in the image, can you find the 5 digit key?

Chhote se Chintu Miyan,
Lambi si Pooch.
Jahan Jaye Chintu Miyan,
Wahan Jaye Pooch.

छोटे से चींटू मियाँ,
लंबी सी पूंछ।
जहाँ जाये चींटू मियाँ,
वहाँ जाये पूंछ।

Bolo kya?