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Q: A sum of Rs. 6,000 amounts to Rs. 7,800 in 4 years at simple interest. If the interest rate is increased by 2.5%, then the same sum in same time would amount to:
  • A. `8,500
  • B. `9,200
  • C. `8,400
  • D. `8,600
Correct Answer: Option C -
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Explanations:

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