a : b = c : d = e : f = 1 : 2 हो तो (pa + qc + re) : (pb + qd + rf) का मान बताइये –

  • 1

    2 : 1

  • 2

    1 : 2

  • 3

    2 : 3

  • 4

    3 : 1

Answer:- 2

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