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Railways PYQCBT 1 2016

RRB NTPC · Question 66

Rita invested a sum at a 2.5% rate for 4 years. Sita invested the same amount at the same rate for 6 years. What is the ratio of the simple interest earned by Sita to that earned by Rita? A. 3 : 2 B. 2 : 3 C. 1 : 3 D. 1 : 4

  1. B

  2. A

  3. D

  4. C

Show answer & explanation

Answer: (B) A

Explanation

Same principal and rate, so simple interest is proportional to time: 6 years : 4 years = 3 : 2 (Sita : Rita).