I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

I am a five-letter word and comprises two different vowels and three same consonants. I am so strong that I can spoil your entire work.

Can you find out who am I?

Replace the (?) with the correct mathematical signs to make the expression equal to 59.

18 ? 12 ? 4 ? 5 = 59

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

People put me on the table and cut me but do not eat me. What am I?

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?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

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

Solve this riddle by finding the odd one out from the rest.