2000 Schools Maths Olympics Answers 1. 480 2. -6 3. 80 4. 12 (metres) 5. 12 (m^3) 6. 5/12 7. 337 8. 7 9. 36 (seconds) 10. 12pi 11. 32 12. 22 13. 26 14. 16 15. 31 16. 40 (cm) 17. 3/2 18. 972 19. 111/121 20. 30