There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

Can you solve below mathematical equation?

2^1234 - 2^1233

What jumps when it walks and sits when it stands?

A 52% bias toss for head using the 51% tail bias coin was done to obtain a fair result.

Can you find how bias is the floor in this case?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

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?

Rearrange the letters in "new door" to make one word.

Find the value of "?" in the ball picture Riddle below:

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?