The ratio of simple interest earned on three different amounts is 5 : 7 : 9. The ratio of the amounts is 10 : 14 : 15, and the ratio of time periods is 3 : 4 : 5. What is the ratio of the interest rates?

Subject: Mathematics | Topic: Arithmetic | Difficulty: MEDIUM

Options

  1. (A) 100 : 75 : 64
  2. (B) 100 : 78 : 72
  3. (C) 100 : 75 : 72
  4. (D) 100 : 78 : 64

Verified Answer

Option (C): 100 : 75 : 72

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