यदि A:B = 2:3 तथा B:C = 2:5 हो तो A:B:C ज्ञात कीजिए ?

  • 1

    3:2:6

  • 2

    4:5:6

  • 3

    9:10:11

  • 4

    4:6:15

Answer:- 4

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