Matematika

Pertanyaan

tolong jawab soal ini + cara jika x per y = 2 per 3 dan z per y = 4 per 5. maka x per z adalah

2 Jawaban

  • x/y = 2/3
    z/y = 4/5

    x/z

    (x/y) ÷ (z/y) = (2/3) ÷ (4/5)
    (x/y) × (y/z) = (2/3) × (5/4)
    x/z = 5/6
  • [tex] \frac{x}{y} = \frac{2}{3} [/tex]
    [tex] \frac{z}{y} = \frac{4}{5} [/tex]
    Jadi ,
    [tex] \frac{x}{y} \div \frac{z}{y} = \frac{x}{z} [/tex]

    [tex] \frac{2}{3} \div \frac{4}{5} = \frac{2}{3} \times \frac{5}{4} = \frac{5}{6} [/tex]
    Maka ,
    [tex] \frac{x}{z} = \frac{5}{6} [/tex]

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