A word I know has six letters it contains, remove one letter and 12 remain. What is it?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

Count the squares in the matchstick puzzle below?

An office is divided into 8 cubicles. How many of the cubicles are painted if only 1/8 of the cubicles are painted?

John's five friends Rachel, Jacob, Phoebe, Joey and Chandler live on the same road.

Rachel lives in the house: A, Jacob lives in the house: B, Phoebe lives in the house: C, Joey lives in the house:D, Chandler lives in the house: E

Mathematically
B*C*D = 1260
B + C + D = 2E
2A = E

The road numbers run from 2 to 222.

Can you tell me the house number of each of John's friends?

Replace the question mark with the correct number in below Picture:

Can you identify if it's a murder or a suicide ?

Can you count the number of triangles in the given figure?

What is the fastest way to double your money?

You are stuck on an island where you have nothing. You find four pieces of paper somewhere on the island. What will be your strategy to escape from the island safely?

PS: No other resource is available to you on the island, neither can you build anything.