1 2, 2.

!!!!!!!!

  1. #1

    02-11-2010
    389

     !!!!!!!!

    ! 2
    1. ( , ).
    2.

    :
    1) 42 - 24 000 .;
    2) 180 000 .;
    3) 60 000 .
    - 42 , , ( ):
    90-2 42 20000
    .

  2. #2

    07-12-2011
    12

    =180/(180+60)=3/4
    , =(3/4) 24000=18000

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