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  1. #1
    Registered User Flavius's Avatar
    Join Date: Jun:2009
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    Posts: 178

    Lightbulb

    I am twice as old as my sister was when I was the age that she is now. The sum of our present ages is 49. How old are we?
    2 - , , , . 49. ?

    . , "".

  2. #2
    Registered User mertol's Avatar
    Join Date: Jan:2011
    Location: sofia
    Posts: 2,927
    , . z /2.
    +=49
    /2+z=
    +z=
    =21
    =28
    z=7
    Asrock B365 Pro4; Intel Core i5-9400F; Kingston HyperX 2x16Gb DDR4; Gigabyte Aorus GTX 1080ti

  3. #3
    Banned all's Avatar
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    , "".
    7- .
    " ".

  4. #4
    Defender Kaspirtov's Avatar
    Join Date: Jun:2006
    Location: Sf
    Posts: 7,414
    Quote Originally Posted by all View Post
    7- .
    " ".
    90- % , , ; - , for ex

    mertol ? ?
    " , , , , ."

  5. #5
    Banned all's Avatar
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    . .
    - , , , ( )

  6. #6
    Registered User Flavius's Avatar
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    ! 30 . . 5.90 . , . . , . , , . " ", , "", , 49. All, " ", , , . .

  7. #7
    Banned all's Avatar
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    , , , . , , - . 30 . .
    - "- ". ,

  8. #8
    Registered Abuser Vanu's Avatar
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    , 3 3 , , , . 5- . . , 30 , , ""...
    Dell U2715H|Logitech Z-5500|Toshiba 55L7453|HP Envy Spectre XT|Sony MDR-1R|Fuji X-E2|Nexus 6P

  9. #9
    Registered User Flavius's Avatar
    Join Date: Jun:2009
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    Posts: 178
    . . , . , . . Lock it.

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