Friday, April 29, 2011

RV 2010 SA1 Maths Answer Key

  1. 2
  2. 3
  3. 4
  4. 1
  5. 4
  6. 3
  7. 4
  8. 4
  9. 2
  10. 3
  11. 4
  12. 3
  13. 2
  14. 1
  15. 4
  16. 3
  17. 24
  18. 3200.5
  19. 4/25
  20. 1/2 or 0.5 or 6/12
  21. 2/75
  22. 66
  23. 340
  24. 6.8
  25. 21/12100
  26. 48%
  27. 5/12
28. (25.5-4.5π) cm2
29. 20
30.20

PAPER 2
  1. 67.5 degrees
  2. 5 coins
  3. 10/17
  4. 110 degrees
  5. 7 combinations
  6. 1.1 kg or 1100g
  7. 280 litres
  8. 248
  9. 180
  10. 1/15
  11. 29
  12. 48
  13. $1.96
  14. 720
  15. 150m
  16. 67.4cm2
  17. 1/4
  18. 90
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3 comments:

  1. Lim Zi HuiMay 1, 2011 at 3:19 AM

    Section A
    Q21) I think it should be in percentage
    Section B
    Q13) The answer given is only for b), so there should be an answer for a).

    ReplyDelete
  2. bellaMay 1, 2011 at 8:29 PM

    Question 14 (paper2) shouldn't it be $720? Not 720

    ReplyDelete
  3. AnonymousMay 2, 2011 at 2:23 AM

    Shouldn't question 20 be 4/5 instead of half?

    ReplyDelete

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