Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

What do you answer even though it never asks you questions?

Today is John's birthday.
A year ago, John had five candles and he lit all the candles except the one at the last.
Now he is going to light all the candles.

How old is John Today?

(He is not five today.....)

What Does this text mean:

important=important

Solve the mathematical equation in the picture below.

What Deficiency does the below rebus represent?

VIT_MIN

What does below Rebus mean ?

esgg sgeg gegs gsge

You are in a room with no metal objects except for two iron rods. Only one of them is a magnet.
How can you identify which one is a magnet?

Jigsaw captured 100 people and make them stand in a circle and all these people are labelled as Person1, Person2, Person3... Person100. He made them play a crazy game in which Person 1 shot Person 2 and pass the gun to the next person and so on until one stands alive.

Which person will survive in the end?

What always comes into a house through the keyhole?