Matematika

Pertanyaan

please jawab skrng dan pakai cara
please jawab skrng dan pakai cara

1 Jawaban

  • Budi : Beni = 2 : 5
    Beni : Bowo = 3 : 4

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    Samain Beni :
    Budi : Beni = 2 : 5 |×3|
    Beni : Bowo = 3 : 4 |×5|

    Budi : Beni = 6 : 15
    Beni : Bowo = 15 : 20

    Jadi, Budi : Beni : Bowo = 6 : 15 : 20

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    Selisih Budi dan Bowo = 56.000

    Jadi, uang Bowo :
    Bowo / (Bowo - Budi) × selisih uang mereka
    [tex] = \frac{20}{(20 - 6)} \times 56000 \\ = \frac{20}{14} \times 56000 \\ = 80000[/tex]

    Uang Beni :
    Beni / Bowo × uang Bowo
    [tex] = \frac{15}{20} \times 80000 \\ = 60000[/tex]

    Jumlah uang Beni dan Bowo :
    = 80.000 + 60.000
    = 140.000

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    Jadi, jumlah uang Beni dan Bowo adalah Rp140.000,00
    (Jawabannya D)