Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

Give it food and it will live; give it water and it will die.

A Car driver was heading down a street in Washington. He went right past a stop sign without stopping, he turned left where there was a 'no left turn' sign and he went the wrong way on a one-way street. Then he went on the right side of the road past a cop car. Still, he didn't break any traffic laws. Why not?

What number do you get when you multiply all of the numbers on a telephone's number pad?

I have a mouth but I don't eat.
I have a bank but have no money.
I have a bed but i dont sleep.
I wave but have no hands.

Who Am I ?

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

If,
29 - 1 = 30
9 - 1 = 10
14 - 1 = 15

Based on similar logic, Can you prove that the below algebraic equation is true?
11 - 1 = 10 ?

Find the next number in the following series:
6, 14, 26, 98, __?

On a bright sunny day, two fathers took their son fishing in the lake. Each man and son were able to catch one fish. When they returned to their camp, there were only three fishes in the basket. What happened?

PS: None of the fish were eaten, lost, or thrown back.

Can it be possible to build a house that has all its four walls facing towards the South?