
Concepts
 Practice Questions
 Important Formulas
 A sum of ₹400 amounts to ₹480 in 4 years. If the rate of interest is increased by 2% what will it amount to?
 ₹ 560
 None of These
 ₹ 484
 ₹ 512
Answer is c
2. A man loses ₹55.50 yearly when the annual rate of interest falls from 11.5% to 10%. His capital (in rupees) is
 7400
 11100
 3700
 8325
Answer is c
3. If the annual rate of simple interest increases from 10% to 12%, a man’s yearly income increases by ₹1250. His principle (in rupees) is
 45000
 65000
 50000
 60000
Answer is c
4. The effective annual rate of interest corresponding to a nominal rate of 13% per annum payable halfyearly is
 26.85 percent
 13.42 percent
 26 percent
 13 percent
Answer is b
5. Rohan borrowed a certain sum of money at simple interest. When the rate of interest was 3% per annum for first three years, 4% per annum for next five years and 6% per annum for next seven years and If he paid Rs.2059 as interest, then what is the sum borrowed (in Rs.)?
 2500
 3100
 2400
 2900
Answer is d
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