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Railways PYQCBT 2 2017

RRB NTPC · Question 119

Find the compound interest on Rs. 6400 at 25% p.a. for 3 years.

  1. Rs. 6,050

  2. Rs. 6,150

  3. Rs. 6,000

  4. Rs. 6,100

Show answer & explanation

Answer: (D) Rs. 6,100

Explanation

Amount = 6400 × (5/4)³ = 6400 × 125/64 = Rs 12,500. Compound interest = 12,500 − 6,400 = Rs 6,100.