What is the next number in this matchsticks series riddle?

Which letter of the alphabet has the most water?

Why is the Hole below a Lock?

Can you complete the sequence puzzle?

AR TA GE CA LE VI LI _

The host of a game show offers the guest a choice of three doors. Behind one is an expensive car, but behind the other two are goats.
After you have chosen one door, he reveals one of the other two doors behind which is a goat (he wouldn't reveal a car).

Now he gives you the chance to switch to the other unrevealed door or stay at your initial choice. You will then get what is behind that door.

You cannot hear the goats from behind the doors, or in any way know which door has the prize.

Should you stay, or switch, or doesn't it matter?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

What number when divided in half becomes zero?

I know a nine-letter word having only one vowel.
Do you ?

Tell me the Hindi name of a Vegetable which if we remove 1st word will become a precious Stone and by removing the last word it will become a sweet eatable.

What is the next number in this series?

4,12,84,3612....