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Under compound interest (compounded yearly), a deposit grows to ₹9680 after 2 years and to ₹11616 after 3 years. What is the annual rate of interest (in %)?

Competition practiceSimple & Compound Interest
  • A20
  • B18
  • C16
  • D25

Step-by-Step Solution

Interest in the 3rd year = 11616 − 9680 = ₹1936, earned on ₹9680. Rate %.
Answer: A) 20

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