I look at you, you look at me I raise my right, you raise your left. What am I?

You can see it everyday, But cannot touch it at will. What is it?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

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 red house is made out of red bricks. A yellow house is made out of yellow bricks. And, a blue house is made out of blue bricks. So, what is a greenhouse made of?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

Replace the question mark with the correct number, given the pair of numbers exhibits a similar relationship?

? : 3839 :: 11 : 1209

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

There is a straight highway. Four different villages lie on that highway. The distance between them is different. The third village is 60km away from the first village; the fourth is 40 km away from the second; the third is 10 km near to the fourth that it is to the second.

Can you calculate the distance between the fourth and the first village ?