A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

Our product and our sum always give the same answer. Who are we?

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 you take 2 from 5 and leave 4?

How is the moon similar to a dollar?

Can you divide numbers from 1 to 9 (1 2 3 4 5 6 7 8 9) into two groups so that the sum of the numbers of each group is equal?

Note: 9 cannot be turned over to make it 6.

Replace the question mark with the correct number.

An artist while painting a scenic beauty, decides to paint three layers of blue colour on the sky.

Which layer will go on the first?

Can you decipher the below rebus?

PBLUESAISNUERSES

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.