Thursday, June 3, 2010

Math Quiz (1)

Dear 3 Joy pupils,

This is our first Math Quiz. There will be more quizzes coming. Be sure to view our class blog at least once every week. Answers will be out next week. Hope you enjoy solving it.

Please explain, that is, show your method in deriving at the answer.
What is the missing number?

Posted by at

14 comments:

  1. AnonymousJune 4, 2010 at 7:38 PM

    ?-18
    Reason:6x3=18,5x8=40,5x6=30,8x3=24.

    ReplyDelete
  2. UnknownJune 5, 2010 at 12:57 AM

    Answer:18

    Reason:5x8=40, 3x8=24, 5x6=30 and 3x6=18

    So 18 is the answer

    ReplyDelete
  3. AnonymousJune 7, 2010 at 4:33 AM

    The answer is 18

    REASON:5x8=40,3x8=2 and 5x6=30

    so the answer is 18.3

    ReplyDelete
  4. AnonymousJune 7, 2010 at 4:37 AM

    sorry I did a mistake there! .3

    ReplyDelete
  5. AnonymousJune 7, 2010 at 5:05 AM

    The answer is 18
    REASON:5x8=40,8x3=24,5x6=30,6x3=?
    ? is 18

    ReplyDelete
  6. ShermaneJune 7, 2010 at 8:39 PM

    8x3=24,8x5=40,5x6=30,6x3=18

    Ans:18

    ReplyDelete
  7. AnonymousJune 7, 2010 at 9:31 PM

    My answer for this question is 18.
    The reason why my answer is 18 is because 5x6 is 30,5x8 is 40,3x8 is 24 and 6x3 is 18.
    So the ? is 18.

    ReplyDelete
  8. UnknownJune 8, 2010 at 2:36 AM

    Answer: 18
    because5x6=30,5x8=40,3x8=24,6x3=18
    so,the ans is 18.

    ReplyDelete
  9. UnknownJune 11, 2010 at 11:24 PM

    The missing number is 18.

    ReplyDelete
  10. UnknownJune 12, 2010 at 7:27 PM

    6x5=30,8x5=40,8x3=24 so if you multiply 6 and 3 you will get 18.

    Ans:18

    ReplyDelete
  11. UnknownJune 13, 2010 at 12:00 AM

    18

    ReplyDelete
  12. jiahuiJune 17, 2010 at 7:13 AM

    The answer is 18

    ReplyDelete
  13. Pei SwhenSeptember 4, 2010 at 5:13 PM

    The answer is 18

    ReplyDelete
  14. UnknownNovember 11, 2010 at 9:00 PM

    My answer is 18 because 5x8=40,5x6=30,8x3=24,6x3=18

    ReplyDelete

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