Q. If a : b = 7 : 9 and b : c = 3 : 5 then a : b : c = ?

  • (A) 2 : 3 : 4
  • (B) 1 : 2 : 3
  • (C) 7 : 9 : 15
  • (D) 7 : 3 : 15
βœ… Correct Answer: (C) 7 : 9 : 15

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