If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

How many triangles are there on the puzzle below?

There is so small cabin inside a deep forest.
All the forest burned out to worst possible but the inside of the cabin is still the same.
However all the person inside the cabin die.

How come ?

Count the number of triangles in the picture below:

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?

What kind of tree can you carry in your hand?

There is a dressing drawer which contains the following coloured socks in pairs: Purple, Magenta, Crimson, White, Yellow and Turquoise. Now, the socks are paired and each pair is together in the matching set. There is no light in the room and you open the drawer and pick up a pair. Then, without noticing any colour, you keep them back and pick them up again.

Can you calculate the probability that the pair of socks was Yellow both times?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

Can you arrange the six given marbles in a manner that each one of them is touching all four marbles of different colours?