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  • Question
  • If a certain sum of money doubles itself in 7 years 8 months at simple interest, then what will be the yearly rate of interest (in %)?


  • Options
  • A. 18 3/4
  • B. 13 1/23
  • C. 26 2/23
  • D. 30

  • Correct Answer
  • 13 1/23 

  • Tags: Bank Exams

    Simple Interest problems


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    • 1. A certain principal is invested in a scheme of compound interest. The amount obtained after 1 year is Rs 2400 and the amount obtained after 2 years is Rs 2880. What is the rate of interest (in percentage)?

    • Options
    • A. 20
    • B. 15
    • C. 25
    • D. 10
    • Discuss
    • 2. For an amount, simple interest at the rate of interest of 12% per annum for 6 years is Rs 25920. What will be the compound interest (in Rs) on same amount at the rate of interest of 8% per annum compounding annually for 2 years?

    • Options
    • A. 4326.3
    • B. 5563.4
    • C. 5888.6
    • D. 5990.4
    • Discuss
    • 3. A sum of Rs 400 becomes Rs 448 at simple interest in 2 years. In how many years will the sum of Rs 550 amounts to Rs 682 at the same rate?

    • Options
    • A. 2
    • B. 3
    • C. 3.5
    • D. 4
    • Discuss
    • 4. A person lent Rs 10000 to B for 3 years and Rs 6000 to C for 4 years on simple interest at same rate of interest and received Rs 5400 in all from both of them as interest. What is the rate of interest (in %)?

    • Options
    • A. 10
    • B. 12
    • C. 20
    • D. 25
    • Discuss
    • 5. The difference of compound interest and simple interest for 3 years and for 2 years are in ratio 23 : 7 respectively. What is rate of interest per annum (in %)?

    • Options
    • A. 200/7
    • B. 100/7
    • C. 300/7
    • D. 400/7
    • Discuss
    • 6. The difference between compound interest and simple interest on a sum for 2 year at 20% per annum is Rs 200. If the interest is compounded half yearly, then what is the difference (in Rs) between compound and simple interest for 1st year?

    • Options
    • A. 50
    • B. 75
    • C. 100
    • D. 150
    • Discuss
    • 7. If a certain sum of money become thrice of itself in 5 years 4 months at simple interest, then what will be the yearly rate of interest (in %)?

    • Options
    • A. 18.75
    • B. 27.5
    • C. 37.5
    • D. 42.25
    • Discuss
    • 8. A sum amounts to Rs 7727.104 at the rate of 12% per annum compounded annually after three years. What is the value of principal (in Rs)?

    • Options
    • A. 5000
    • B. 5200
    • C. 5350
    • D. 5500
    • Discuss
    • 9. Rohan borrowed a certain sum of money at simple interest. Rate of interest was 3% per annum for first 3 years, 4% per annum for next 5 years and 6% per annum for next 7 years. If he paid Rs 2059 as interest, then what is the sum borrowed (in Rs)?

    • Options
    • A. 2400
    • B. 2500
    • C. 2900
    • D. 3100
    • Discuss
    • 10. The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 9% per annum is Rs 405. The sum is ______ .

    • Options
    • A. Rs 50000
    • B. Rs 100000
    • C. Rs 200000
    • D. Rs 150000
    • Discuss


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