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1319

Q:

If a : b = 7 : 9 and b : c = 5 : 7, then what is a : c ?

  • 1
    5 : 9
  • 2
    3 : 5
  • 3
    7 : 21
  • 4
    7 : 15
  • Show Answer
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Answer : 1. "5 : 9"

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