What occurs twice in a week, once in a year but never in a day?

What number should come in place of the question mark below?

Move three sticks of the spiral below to form a square.

Fate has decided that you will only be pleased to meet me when you need me

Maybe that is why, when I am working, I start working

However annoying I may be to the regulars, the little ones are always inspired

I will always be waiting if you try to reach me

How many of you can guess my name, let me see

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

There’s a girl who has a large family. She has an equal amount of brothers and sisters, but each brother only has half as many brothers and sisters. What’s the correct amount of brothers and sisters?

A dying old man wants to divide his entire land between his only two sons. Since his only wish is to treat them as equal as both of them have been too good to him, he wants to divide his land equally between them. The problem is that the land is significantly irregular in shape and thus there is no choice of cutting them into two equal halves.

Can you help him divide the land in a manner that both of his sons will be happy?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?

What has many teeth, but cannot bite?