Find the compound interest on Rs. 20,000 at per annum for years.

Answer and explanation

Correct answer: A. Rs. 4,200

  1. Step 1: Amount after 2 years .
  2. Step 2: Compound interest .
Answer
Rs. 4,200.
Why not the others: Rs. 4,000 is what you get if you use simple interest. Rs. 24,200 is what you get if you give the total amount. Rs. 6,000 is what you get if you add three years of interest.

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