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Arithmetic Aptitude :: Simple Interest

  1. What is the compound interest earned at the end of 3 years?

    I. Simple interest earned on that amount at the same rate and for the same period is Rs. 4500.

    II. The rate of interest is 10 p.c.p.a.

    III. Compound interest for 3 years is more than the simple interest for that period by Rs. 465

  2. A.

    I and II only

    B.

    II and III only

    C.

    I and III only

    D.

    I and Either II or III only

    E.

    Any two of the three


  3. A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is:

  4. A.

    650 

    B.

    690

    C.

    698

    D.

    700


  5. Mr. Thomas invested an amount of Rs. 13,900 divided in two different schemes A and B at the simple interest rate of 14% p.a. and 11% p.a. respectively. If the total amount of simple interest earned in 2 years be Rs. 3508, what was the amount invested in Scheme B?

  6. A.

    Rs. 6400

    B.

    Rs. 6400

    C.

    Rs. 7200

    D.

    Rs. 7500

    E.

    None of these


  7. A sum fetched a total simple interest of Rs. 4016.25 at the rate of 9 p.c.p.a. in 5 years. What is the sum?

  8. A.

    Rs. 4462.50

    B.

    Rs. 8032.50

    C.

    Rs. 8900

    D.

    Rs. 8925

    E.

    None of these


  9. How much time will it take for an amount of Rs. 450 to yield Rs. 81 as interest at 4.5% per annum of simple interest?

  10. A.

    3.5 years

    B.

    4 years

    C.

    4.5 years

    D.

    4.5 years


  11. Reena took a loan of Rs. 1200 with simple interest for as many years as the rate of interest. If she paid Rs. 432 as interest at the end of the loan period, what was the rate of interest?

  12. A.

    3.6

    B.

    6

    C.

    18

    D.

    Cannot be determined

    E.

    None of these


  13. A sum of Rs. 12,500 amounts to Rs. 15,500 in 4 years at the rate of simple interest. What is the rate of interest?

  14. A.

    3%

    B.
    4%
    C.

    5%

    D.
    6%
    E.

    None of these


  15. An automobile financier claims to be lending money at simple interest, but he includes the interest every six months for calculating the principal. If he is charging an interest of 10%, the effective rate of interest becomes:

  16. A.

    10%

    B.

    10.25%

    C.

    10.5%

    D.

    None of these


  17. A lent Rs. 5000 to B for 2 years and Rs. 3000 to C for 4 years on simple interest at the same rate of interest and received Rs. 2200 in all from both of them as interest. The rate of interest per annum is:

  18. A.

    5%

    B.

    7%

    C.

    7\(\frac { 1 } { 8 }\)%

    D.

    10%


  19. A sum of Rs. 725 is lent in the beginning of a year at a certain rate of interest. After 8 months, a sum of Rs. 362.50 more is lent but at the rate twice the former. At the end of the year, Rs. 33.50 is earned as interest from both the loans. What was the original rate of interest?

  20. A.

    3.6%

    B.

    4.5%

    C.

    5%

    D.

    6%

    E.

    None of these