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The compound interest on a certain sum for 2 years at 10% per annum is ₹630. Find the simple interest on the same sum for the same period at the same rate.

Competition practiceSimple & Compound Interest
  • A660
  • B615
  • C600
  • D630

Step-by-Step Solution

For 2 years at 10%, CI factor is 0.21 of the principal, so gives . SI = ₹600.
Answer: C) 600

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