RAILWAY EXAM
SUBJECT: COMPOUND INTEREST
1. What sum will give Rs.496 as the difference between simple interest and compound interest at 20% in 1 1/2 yr compounded half-yearly?
(A) 16000 (B) 36000 (C) 16500 (D) 17000
Answer: A
2. The population of a city increases at the rate of 4% per annum. If the present population of the city is 316368, then the population 3 yr ago was,
(A) 282150 (B) 281205 (C) 281250 (D) 281520
Answer: C
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