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Top billionaires of the world

Last updated on: June 4, 2010 12:23 IST

There are 1,011 billionaires in the world this year, according to Forbes. While some are born rich, others are self-made. They control most of the global economy, from energy and steel to fashion and telecom. Take the rediff quiz on billionaires, and find out how much you know about them...

1. Who tops the Forbes list of billionaires in 2010?
a) Carlos Slim
b) Bill Gates
c) Warren Buffett

2. Who is the world's richest mom?
a) Liliane Bettencourt
b) Birgit Rausing
c) Christy Walton

3. Who is Asia's richest person?
a) Mukesh Ambani
b) Li Ka-shing
c) Lakshmi Mittal

4. Who is the richest American?
a) Warren Buffett
b) Bill Gates
c) Larry Ellison

5. Who tops Europe's billionaire list?
a) Amancio Ortega
b) Karl Albrecht
c) Bernard Arnault