What does this rebus mean?

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Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

Which Travels Faster? Solve below famous picture riddle:

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

What does this rebus means ?

Solve this riddle by finding the odd one out from the rest.

You have two jars of chocolates labelled as P and Q. If you move one chocolate from P to Q, the number of chocolates on B will become twice the number of chocolates in A. If you move one chocolate from Q to P, the number of chocolates in both the jars will become equal.

Can you find out how many chocolates are there in P and Q respectively?

Below toothpicks/matchsticks indicate the group of fishes moving from west to east direction. Can you make them move from east to west by just moving three toothpicks/matchsticks?

There is a movie name hidden in the picture that is attached with this question. Can you find out which movie is it?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?