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**Quantitative Aptitude Questions: Problems on Simple Interest -** In this section you can learn and practice **Quantitative Aptitude Questions** based on "**Simple Interest**" and improve your skills in order to face the competitive examination and various entrance test (CAT, GATE, GRE, MAT, Bank Exam, Railway Exam etc.) with full confidence. You can easily solve all kind of Quantitative Aptitude Questions based on Simple Interest by practicing the objective type exercises given below also get shortcut methods to solve Simple Interest Questions.

**1-**The rate of interest on a sum of money is 4% per annum for the first 2 years, 6% per annum for the next 4 years and 8% per annum for the period beyond 6 years. If the simple interest accrued by the sum for the total period of 9 years is Rs 1120. What is the sum?

**2-**Two equal amount of money was deposited in two banks, each at 15% per annum, 3.5 years and 5 years respectively. If the difference between the interest is Rs 144, each sum is:

- A.620
- B.630
- C.640
- D.650
- E.None of these

**3-**A man took loan from a bank at the rate of 12% p.a. simple interest. After 3 years he had to pay Rs. 5400 interest only for the period. The principal amount borrowed by him was?

- A.2000
- B.10000
- C.15000
- D.20000
- E.None of these

**4-**If Rs. 64 Amount to Rs. 83.20 in 2 years, what will Rs. 86 amount to in 4 years at the same rate percent per annum?

- A.114.8
- B.86.70
- C.55.40
- D.51.60
- E.None of these

**5-**If Rs. 750 amounts to Rs. 1000 in 5 years, What will it become in 10 years at S.I?

- A.1250
- B.2050
- C.1520
- D.2000
- E.None of these

**6-**Saranya gives 50 times the rent per annum to purchase a plot from L.I.C. Find the rate of interest from the amount paid by him?

- A.1%
- B.2%
- C.3%
- D.15%
- E.None of these

**7-**Divide Rs. 2379 into 3 parts so that their amount after 2,3 and 4 years respectively may be equal, the rate of interest being 5% per annum at simple interest. The first part is:

- A.759
- B.818
- C.792
- D.828
- E.None of these

**8-**A sum of money doubles in 8 years. In how many years, it will treble at S.I?

- A.4
- B.8
- C.12
- D.16
- E.None of these

**9-**An amount of Rs. 1,00,000 is invested in two types of shares. The first yields an interest of 9% per annum and the second, 11% per annum. If the total interest at the end of one year is 9

__3/4__%, then the amount invested in each share was:

- A.Rs 52,500 ; Rs 47,500
- B.Rs 72,500 ; Rs 27,500
- C.Rs 62,500 ; Rs 37,500
- D.Rs 82,500 ; Rs 17,500
- E.None of these

**10-**How long will it take for a sum of money to grow from Rs.1250 to Rs.10,000, if it is invested at 12.5% pa simple interest?

- A.21
- B.28
- C.56
- D.76
- E.None of these