Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

You have an empty wine bottle with a cork that has been secured at the top in a normal way. There is a metal ring inside the bottle that is suspended by a string.

How can you make the metal ring drop to the bottom if you are not allowed to touch anything - not the bottle, not the cork, not the thread and not the ring?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

Can you find a five letter word that is left with only two letters if one is removed?

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?

When 99 is considered higher than 100?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

As a whole I am both
safe and secure.

Behead me and I become
a place of meeting.

Behead me again and I am
the partner of ready.

Restore me, and I become
the domain of beasts.

What am I?