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Mathematics

6th

grade

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Olimpiada matematica faza pe scoala cl.a VI-a RACOVITA - SIBIU

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7 questions

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  • 1. Multiple Choice
    15 minutes
    1 pt

    Aflaţi x pentru care :

    X⋅121 / 2̅X̅2̅ ⋅ 441 ∕ 49 = 2⋅9

    9

    4

    2

    1

  • 2. Multiple Choice
    15 minutes
    1 pt

    Suma a două numere pare este 6k, iar cel mai mare divisor comun al lor este 6.

    Aflaţi numerele ştiind că :

    7⋅ [ 1/2 +( 1/2 + 1/2:1/2 ) :3/2 ] = 3/2⋅ k

    S = {(6,36); (36,6); (12,30); (30,12); (18,24); (24,18)}

    S = {(36,6); (30,12); (18,24); (24,18)}

    S = {(6,36); (18,24); (24,18)}

    S = {(6,36); (24,18)}

  • 3. Multiple Choice
    15 minutes
    1 pt

    1. Simplificaţi :

    2121 / 1313

    1/3

    2/3

    21/13

    7/3

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