RRB NTPC · Question 22
Anil Kumar took a loan of 24,000 with simple interest for as many years as the rate of interest. If he paid Rs.19,440 as interest at the end of the loan period, what was the rate of interest?
Show answer & explanation
Answer: (D) 9%
Explanation
With rate r% for r years: 24000 × r × r/100 = 19440, so r² = 81 and r = 9%.