Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

What always comes into a house through the keyhole?

Which is Odd One Out and why?

4377

3954

9862

8454

9831

I am a mother. However, I never give birth.

I am a father. However, I never nurse my children.

Wandering is not possible for me, but standing still happens occurs rarely.

Who am I?

In a town, there are four houses located at different distances from each other. Following are the distances:

The third house is 60 meters apart from the first house.
The fourth house is 40 meters apart from the second house.
The third house is 10 meters nearer to the fourth house than it is to the second house.

Can you find out the distance between the fourth and the first house?

How many times do a clock's hands overlap in a day ?

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

Outside a massage parlour, there is a board that reads
"I only massage those who do not massage themselves."

Reading the above statement, does the masseur massage himself?

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?