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a; what’s the area of your country? B: it’s not very big. It’s a little over half a million square kilometers. A; that sounds quite big! How many people live there? B; there are about 30 million people in my country. Most of them live in the north. A: what’s the average income? B; that’s the really hard to say. I think most people earn about two thousand dollars a month, ifyou convert the money from our currency into dollars. A; so your country is fairly rich. B: I think we are richer than most countries, but not as rich as countries in western Europe. Ourbiggest problem at the moment is unemployment, which is roughly 8%. It has doubled over thelast four years. A: unemployment in my country is a fraction of that. Intermediate A: what’s “pi? B: that’s the ratio of the circumference of a circle to its diameter, I think. A; I see. What is that ratio exactly? B: it’s approximately 3.14, but the number continues forever. What’s the diameter of your circle? A: it’s 10 centimeters, so the circumference should be 31.4 centimeters. B; ok. My next problem is to convert 10000 british pounds into us dollars. What’s the exchangerate at the moment? | 
