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Railways PYQCBT 1 2016

RRB NTPC · Question 44

Find the compound interest of that amount at the rate of 7% for 3 years? Whose simple interest will be Rs.18,900 at the rate of 7% in 3 years. (Rounded off to the nearest rupee) A. 19,746 B. 18,390 C. 20,254 D. 21,053

  1. D

  2. A

  3. B

  4. C

Show answer & explanation

Answer: (D) C

Explanation

SI = P × 7 × 3/100 = 18,900, so P = Rs 90,000. CI = 90000 × (1.07³ − 1) = 90000 × 0.225043 ≈ Rs 20,254.