What number comes next in the series?

5 15 5 18 5 24 14 20 _

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?

There are 3 apples in the basket and you take away 2. How many apples do you have now?

What word is pronounced the same if you take away four of its five letters?

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?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

Replace the question mark with the correct number.

Eight Chelsea player makes the following statements :

1. Seven of us are lying here.
2. Six of us are lying here.
3. Five of us are lying here.
4. Five of us are lying here.
5. Four of us are lying here.
6. Three of us are lying here.
7. My name is Torres.
8. My name is Lampard.

The last two are Lampard and Torres or maybe Torres and Lampard.
So can you deduce which of the last two is Lampard or Torres?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?