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Teacher say this answer is wrong, do you agree?

Discussion in 'BBS Hangout' started by CountyClerk, Oct 7, 2010.

  1. thegary

    thegary Member

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    this thread is blowing my mind.
    how long to get four pieces? :grin:
     
  2. Tb-Cain

    Tb-Cain Member

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    Found the actual answer here:

    http://mathresources.anderson5.net/Sunshine Math/Grade 2 Sunshine Math.pdf

    image included in pdf

    /thread please. :confused:
     
  3. AroundTheWorld

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    30 minutes, already answered (a cut takes 10 minutes, you need three cuts to get four pieces).

    (Unless, of course, you make up additional stuff about how you cut the board and how it is shaped, then you can do it in less or more time.)
     
  4. AroundTheWorld

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  5. thegary

    thegary Member

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    nope. 2 cuts.
    cut once, stack, cut again = 20 min. :p
     
  6. AroundTheWorld

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    If you stack, you need twice the time. So you cut once = 10 minutes, then you stack, need twice the time for one cut = 20 minutes, total result = 30 minutes.
     
  7. DaDakota

    DaDakota Balance wins
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    I say it is about $40.

    Because that is what it would cost to hire the day worker to make those cuts.

    DD
     
  8. REEKO_HTOWN

    REEKO_HTOWN I'm Rich Biiiiaaatch!

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    I think I can tell the difference between right and left brain powered members on this board now.
     
  9. Xerobull

    Xerobull ...and I'm all out of bubblegum
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    This thread has gone full r****d.

    You never go full r****d.

    [​IMG]
     
  10. cheke64

    cheke64 Member

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    its also filled with phychos
     
  11. thegary

    thegary Member

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  12. AroundTheWorld

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    pythons?
    pythagoras?
    physicians?
     
  13. Invisible Fan

    Invisible Fan Member

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    You cut the plank twice like an +.

    4 pieces, 20 minutes


    Edit: Winnar
     
  14. justtxyank

    justtxyank Member

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    LOL So wait...wait a minute here.

    LOL

    The correct answer is in fact 20 minutes per this sheet but the grader got it wrong himself. This is a second grade problem and we had members of this board trying to argue it really was 15 minutes.

    HO HO HO

    That's rich! Too much! AHAHAHA!

    Edit: Epic Quote
    Maybe some people on this BBS should give this a try. Just act it out or draw a sketch! And lol at the guys arguing it was OBVIOUS what the teacher wanted you to do and based on that the correct answer should be 15 minutes.
     
  15. REEKO_HTOWN

    REEKO_HTOWN I'm Rich Biiiiaaatch!

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    I think we are both right because of the fact that there a not enough parameters in the question. So really, it's just a bad question if there is only one expected answer.
     
  16. AroundTheWorld

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    Not supported by the drawing next to the question (and next to the answer key). Once again, your proposed solution adds facts to the question the question does not contain. But yes, that is of course one way to get to 4 pieces in 20 minutes.

    If you waive the requirement that the pieces be equal, I can give you four pieces in 10 minutes and 10 seconds just by moving the vertical line almost completely to the left and then cutting that thin piece I get with the first horizontal cut.

    But that is clearly not what was being asked for.
     
  17. CoolGuy

    CoolGuy Member

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  18. justtxyank

    justtxyank Member

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    No, you aren't right. You are wrong.

    It is 20 minutes and there are enough parameters to get to that result. There is only one answer. Any way to attempt to justify another answer is just illogical, obtuse, trolling, ignorant or all of the above.

    .
     
  19. SwoLy-D

    SwoLy-D Member

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    :confused: Not sure if you're serious... since there have been many proposals of new boards... but... the OP image says it's a long board...

    [​IMG]

    That's what I thought immediately. :( I will admit I FAIL'd.
     
  20. justtxyank

    justtxyank Member

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    Swoly, it's one thing for your mind to just jump to the algebraic idea of 2 pieces=10, so 5 per piece, 3=15. It's another to continually argue it is correct after the logic has been explained. I fault no one who immediately thought the wrong answer. What is ridiculous is the argument that has gone on for this many pages with people refusing to accept simple logic.
     

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