Railways PYQCBT 1 2016

RRB NTPC · Question 85

Calculate the principal if an amount of Rs. 441 is received on compound interest at the rate of 5% per annum after 2 years. A. Rs. 400 B. Rs. 390 C. Rs. 380 D. Rs. 350

  1. C

  2. D

  3. A

  4. B

Show answer & explanation

Answer: (C) A

Explanation

Amount = P × (1.05)² = 1.1025P = 441, so P = 441/1.1025 = Rs 400.