Sunday, July 29, 2012

S4 Maths Supplement :) yummy!!

Maths supplement continues ...

S4:
A book and a file cost $18.
4 books and 3 files cost $69. Find the cost of one book.
Have fun! :)

Mrs R
Posted by at

45 comments:

  1. Wei KiatJuly 30, 2012 at 12:01 AM

    My answer is $15.

    ReplyDelete
  2. an shengJuly 30, 2012 at 12:04 AM

    I totally agree!The Answer Is $15.:)

    ReplyDelete
  3. SabarnaJuly 30, 2012 at 12:08 AM

    My answer is also $15! It is quite easy!

    ReplyDelete
  4. yeechingJuly 30, 2012 at 12:10 AM

    My answer is $15

    ReplyDelete
  5. glenda hoJuly 30, 2012 at 12:12 AM

    mine is also $15

    ReplyDelete
  6. NicholasTanJuly 30, 2012 at 12:12 AM

    my answer is $15

    ReplyDelete
  7. Ginwen~July 30, 2012 at 12:13 AM

    $15

    ReplyDelete
  8. HeyiJuly 30, 2012 at 12:14 AM

    My answer also $15.


    Hee....:)

    ReplyDelete
  9. UnknownJuly 30, 2012 at 12:14 AM

    MY ANSWER IS $15. >o<

    ReplyDelete
  10. UnknownJuly 30, 2012 at 12:15 AM

    $15

    ReplyDelete
  11. wh4tthefriesJuly 30, 2012 at 12:15 AM

    $15. U?

    ReplyDelete
  12. AdliJuly 30, 2012 at 12:15 AM

    My answer is $15.

    ReplyDelete
  13. UnknownJuly 30, 2012 at 12:17 AM

    My answe is $15

    ReplyDelete
  14. UnknownJuly 30, 2012 at 12:17 AM

    my answer is $15

    ReplyDelete
  15. RyanLauJuly 30, 2012 at 12:17 AM

    My ans is $15

    ReplyDelete
  16. Darren MokJuly 30, 2012 at 12:18 AM

    It is $15.

    ~Darren~

    ReplyDelete
  17. UnknownJuly 30, 2012 at 12:18 AM

    The cost of the book is $15.

    ReplyDelete
  18. MADHUJuly 30, 2012 at 12:19 AM

    My answer:$15

    ReplyDelete
  19. Nadine LeeJuly 30, 2012 at 12:19 AM

    My answer is $15.

    ReplyDelete
  20. UnknownJuly 30, 2012 at 12:19 AM

    I got 15!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!)

    ReplyDelete
  21. MarcJuly 30, 2012 at 12:20 AM

    My answer is $15

    ReplyDelete
  22. Tan Li XinJuly 30, 2012 at 12:20 AM

    $15

    ReplyDelete
  23. FlorenceJuly 30, 2012 at 12:20 AM

    One book cost $15.

    ReplyDelete
  24. Evelyn SeeJuly 30, 2012 at 12:22 AM

    It is $15! $_$

    ReplyDelete
  25. Jia XianJuly 30, 2012 at 12:25 AM

    My answer for this question is $15.

    ReplyDelete
  26. UnknownJuly 30, 2012 at 12:26 AM

    it is 15

    ReplyDelete
  27. jiayiJuly 30, 2012 at 12:26 AM

    it is $15.

    ReplyDelete
  28. UnknownJuly 30, 2012 at 12:27 AM

    It's $15

    ReplyDelete
  29. UnknownJuly 30, 2012 at 1:47 AM

    It's............

    $15!!!!!!
    - Chen Jing

    ReplyDelete
  30. K.AshwiniJuly 30, 2012 at 3:45 AM

    One book cost $15.

    ReplyDelete
  31. Darren MokJuly 30, 2012 at 6:41 AM

    One book cost $15.

    ReplyDelete
  32. PriscillaJuly 30, 2012 at 7:20 AM

    One book cost $15.

    ReplyDelete
  33. Ainul SariyahJuly 30, 2012 at 10:23 PM

    One book costs $15

    ReplyDelete
  34. UnknownJuly 31, 2012 at 7:06 AM

    $15

    ReplyDelete
  35. UnknownAugust 1, 2012 at 12:07 AM

    A book and a file cost $18.
    4 books and 3 files cost $69. Find the cost of one book.

    Ans = $15
    1 book + 1 file = $18
    3 book + 3 file = $54

    4 book + 3 file =$69
    3 book + 3 file =$54
    _____________________
    1 book + 0 file = $15

    ReplyDelete
  36. UnknownAugust 1, 2012 at 12:13 AM

    A book and a file cost $18.
    4 books and 3 files cost $69. Find the cost of one book.


    18*3=54
    69-54=15^_^
    ta da!

    ReplyDelete
  37. This Awkward Turtle Loves MusicAugust 1, 2012 at 2:09 AM

    Ans:$15

    ReplyDelete
  38. Madhu :DAugust 1, 2012 at 2:28 AM

    1b+1f=$18
    $18X3=$54
    3b+3f=$54
    4b+3f=$69
    $69-$54=$15
    1b=$15

    One book costs $15.

    ReplyDelete
  39. UnknownAugust 1, 2012 at 3:54 AM

    1 book+1 file=$18
    4 books+3 files=$69

    3 books+3 files=$54
    $69-$54=$15 (1 book)

    The cost of one book is $15.

    ReplyDelete
  40. Dixon LowAugust 1, 2012 at 4:54 AM

    1B+1F=$18
    $18x3=$54(3B and 3F)
    1B=$69-$54=$15

    The cost of a book is $15.

    ReplyDelete
  41. Darren MokAugust 1, 2012 at 5:30 AM

    1 book+1 file=$18
    $18x3=$54(3 books 3 files)
    $69-54=$15

    The cost of a book is $15.

    ReplyDelete
  42. Nadine LeeAugust 1, 2012 at 5:35 AM

    1 book+1 file=$18
    4 books+3 files=$69

    3 books+3 files=$54
    $69-$54=$15 (which is one book)

    ANS: $15

    ReplyDelete
  43. SabarnaAugust 5, 2012 at 3:25 AM

    1b & 1f = $18
    3b & 3f = $18 x 3
    = $54
    1b = $69 - $54
    = $15 (Note: $69 = 4b & 3f)
    Answer: The cost of one book is $15.

    ReplyDelete
  44. Glenda HoAugust 7, 2012 at 6:01 AM

    1 book n a file(1 set)->$18
    4 books and 3 files= 3 sets 1 book
    3x$18=$54
    $69-$54=$15

    Answer:$15

    ReplyDelete
  45. Jia Xian :3August 17, 2012 at 3:30 AM

    B+F=$18
    B+B+B+B+F+F+F=$69
    In $69,there are 3 sets of $18 and 1 book left.
    3 sets:$18x3=54
    $69-54=15
    1 book:$15

    The cost of 1 book is $15.

    ReplyDelete

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