Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

I am the fastest animal but cannot climb the tree. What am I?

I have branches, but no fruit, trunk or leaves. What am I?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

A clock loses 10 minutes each hour. If the clock is set correctly at noon, what time is it when it reads 3 PM?

A devotee visits 9 temples when he visits India. All these nine temples have one thing in common - there are 100 steps in every temple. The devotee puts the Re.1 coin after climbing up every step. He does the same while climbing down every step. At each temple, the devotee offers half of his money from his pocket to god. In this way, his pocket becomes empty after he visits the 9th temple.

Can you calculate the total amount he had initially?

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

Why is it very easy to weigh a fish?

In front of you, there are 9 coins. They all look absolutely identical, but one of the coins is fake. However, you know that the fake coin is lighter than the rest, and in front of you is a balance scale. What is the least number of weightings you can use to find the counterfeit coin?

It is a six-letter word.
The first four letters are me.
The second and last letters are the same.
The fourth second and last letter is payment.

Who is it?