You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

When we see 2 but call 10?

ENEMY = 2 * LINK
LINK + 2 = HELL

Then what will be TAXI + HELL? Select from the options below:
a) ROTTEN
b) DANGER
c) HEAVEN
4) MORTAL

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

Buy me, smell me or deliver me, I do not change.

Who am I?

How many bricks does it take to complete a building that is 15 feet wide, 30 feet deep, and 12 feet tall made of brick?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

How can you make a TV, a bed, a dog, and a car liquid?

John went to meet his friend Jacob, but when he was about to reach the main gate, John notices that Jacob had a mighty dog who was fastened to the tree. The chain is long enough that it allows the dog to reach the main gate.

How can the John reach the main gate?

Can you solve the photo plexer logic ?