What is the next number in this matchsticks series riddle?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Why Wine Glass Stem is so long?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

I can be cracked, made, told, and played. What am I?

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

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

A Man gave one of his sons 10 cents and another son was given 15 cents. What time is it?
Hint: Figure out the relation between time and number, is not so easy..:)

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

James bond was pushed out of an aeroplane without any parachute.
He survived, How come?