In a town, there are four houses located at different distances from each other. Following are the distances:

The third house is 60 meters apart from the first house.
The fourth house is 40 meters apart from the second house.
The third house is 10 meters nearer to the fourth house than it is to the second house.

Can you find out the distance between the fourth and the first house?

Which country gets ill every time?

Take one out and scratch my head, I am now black but once was red. What am I?

It is a nine-letter word.
The exact opposite of the phrase "friendly and outgoing"
It contains the word "over".
It starts will a vowel.

What is it?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

When I asked a girl's name she told me her name is the date '07/09/2001'.

I thought for a few seconds and then I got her name. Do you?

I have four wings but can't fly.
I express no emotions.
I am found on the exact spot every time you look.
I keep toiling away with a little sound.

Do you know what am I?

What jumps when it walks and sits when it stands?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

What is black when you buy it, red when you use it, and gray when you throw it away?