Can you find the dog hidden in a group of pandas?

A man plots the murder of his wife. His plan is full proof. Nobody saw them leaving their house. He stabbed her with a knife while driving. She died on the spot. He threw her body in a valley. He threw the knife carefully wiping his finger prints on a random garbage bin. Then he went back to his home and no one was watching him this time as well.

After an hour, he was called by the local police department who informed him that his wife was murdered. They asked him to reach the scene of crime immediately. But as soon as he arrived at the crime scene, he was arrested by them.

How did the police know that he himself is the murderer?

How can a man go eight days without sleep?

What is black when you buy it, red when you use it, and gray when you throw it away?

Why do you find that most of the buildings are deprived of the 13th floor?

What is the longest word in the dictionary?

Jack have ten pairs of black socks, eight pairs of white socks and seven pairs of green socks. Everything is mixed in a draw. As there is no light he were not able to identify the colour of the socks. How many of the socks did he want to take to match one pair

Find the missing number in the image below.

Can you solve the maths in the below-given picture equation?

What Does this text mean:

important=important