1. Between 1981 and 1991 which two Brazilian drivers won the formula one title six times between them.
2. How many races did Nigel Mansell win in his championship year of 1992
3. Which driver drove a Lotus in all his Grand Prix victories in 1960s
4. Who was the only Formula champion to to have been World Motor Cycling champion.
5. Who retired at the end of the 1993 season , having taken his fourth formula one title.
cheers Penny