Can you find out the next digit in the following series ?

0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?

There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.

How many marbles are in the box?

Which five letter word can be added at the end of below word to form a
valid word?

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I don't get anymore wetter, no matter how much rain falls on me.

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

A mathematician couple was having a Frappuccino in Starbucks sitting opposite to each other. Suddenly the guy noticed the text written on the paper in front of them and exclaimed that it was wrong. The girl denied it and said it is appropriate. Both are correct. What is written on the paper?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

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

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

who is silent in the parliament?