Simple Interest (Railway Maths) (Part – II)

Total Questions: 50

1. A sum of ₹7,250 is lent under simple interest at the beginning of a year at a certain rate of interest per annum. After 6 months, a sum of ₹3,625 more is lent under simple interest but at a rate that is twice the former. At the end of the year, ₹335 is earned as interest from both the loans taken together. What was the rate of interest per annum at which the initial ₹7,250 was lent? [Give your answer correct to 2 decimal places.] [Group D 11/10/2022 (Morning) ]

Correct Answer: (a) 3.08%
Solution:

2. A trader owes a merchant ₹9,000 due in one year. However, the trader wants to settle the amount after 4 months. If the rate of interest is 6% per annum, then how much money should he pay? (Give your answer correct to the nearest whole number value.) [Group D 11/10/2022 (Afternoon)]

Correct Answer: (b) ₹8,654
Solution:

3. A sum of ₹5,000 is divided into two parts. One part is deposited in bank A at simple interest at 5% per annum, and the other part is deposited in bank B at simple interest at 10% per annum. If the total annual interest received is ₹325, then the money deposited in bank A was: [Group D 11/10/2022 (Afternoon)]

Correct Answer: (b) ₹3,500
Solution:

4. A sum was invested at a certain rate of simple interest per annum for 8 years. Had it been invested at a rate of simple interest per annum that is 8% higher than the rate at which the sum had been actually invested, it would have fetched ₹4,000 more as interest at the end of the 8-year period. What was the sum invested? [Group D 11/10/2022 (Evening) ]

Correct Answer: (a) ₹6,250
Solution:

5. Out of a total sum of ₹5,000, Danish invested one part at 12% simple interest per annum and the remaining part at 10% simple interest per annum. If the total interest that accrued to Danish in two years equals ₹1072, what was the sum Danish invested at 12 % simple interest per annum ? [Level 6 (09/05/2022) Shift 1 ]

Correct Answer: (c) ₹1,800
Solution:

6. Find the answer of given question? [Level 6 (09/05/2022) Shift 2 ]

Correct Answer: (c) 8%
Solution:

7. Find the answer of given question? [Level 6 (09/05/2022) Shift 2 ]

Correct Answer: (b) 11,500
Solution:

8. A certain sum amounts to Rs 22,494 in 7 years at x% per annum on simple interest. If the rate of simple interest per annum had been (x + 4)%, the amount payable after 7 years would have been Rs 25,917. Find the sum invested. [Level 5 (12/06/2022) Shift 1]

Correct Answer: (d) 12,225
Solution:

9. The amount payable on maturity of a certain sum which is invested for 5 years at a certain rate per annum is Rs 9,800 and the amount payable on the same sum invested for 10 years at the same rate is Rs 12,600. If simple interest is offered in both cases, the rate of interest per annum is: [Level 5 (12/06/2022) Shift 1]

Correct Answer: (d) 8%
Solution:

10. The amount payable on maturity of a certain sum invested at a certain rate of interest per annum for one year was ₹1,484. If the rate of interest had been 2% higher, the amount would have been ₹26.50 more. What was the interest that was paid on the sum invested at the original rate? [Level 5 (12/06/2022) Shift 2]

Correct Answer: (d) ₹159
Solution: