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Q: Sunita invested `12,000 on simple interest at the rate of 10% p.a. to obtain a total amount of `20,400 after a certain period. For how many years did she invest to obtain the above amount?
  • A. 6 years
  • B. 8 years
  • C. 9 years
  • D. 7 years
Correct Answer: Option D -
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Explanations:

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