यदि 𝒙, Y से 20% कम है, तो (𝑦−𝒙)/𝑦, 𝒙/(𝒙−𝑦)  को ज्ञात करें ?

  • 1

    1/5 ,- 4

  • 2

    5,−1 /4

  • 3

    2/5, −5/2

  • 4

    3 /5 , −5/3

Answer:- 1

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