Simple Interest

1.		A person invests some money in two banks in the ratio of 7:5. The rate of SI on first investment is 17%, but overall annual interest on total investment is 19.5%. Find his total investment if interest gain by in second investment is Rs 460?

4800

5000

5600

6000

2.		A man borrowed Rs 24000 from two money lenders. For one loan, he paid 15% per annum SI and for the other 18% per annum SI. At the end of one year, he paid Rs 4050. How much did he borrow at the rate of 18% ?

Rs.16000

Rs.12000

Rs.15000

Rs.13000

3.		With a given rate of SI the ratio of principal and amount for a certain period of time is 4:5. After 2.5 years, with the same rate of interest, the ratio of the principal and amount becomes 5:7. Find the rate of interest?

10%

8%

5%

6%

4.		A sum was put at simple interest at a certain rate for 3 years. Had it been put at 2% higher rate, it would have fetched Rs 360 more. Find the sum.

Rs.4000

Rs.9000

Rs.5000

Rs.6000

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

4 years

2.5 years

3.5 years

2 years

6.		A certain sum earns simple interest of Rs. 1750 in 7 years. Had the interest been 2% more, how much more interest would it have earned?

Rs.35

Rs.245

Rs.350

cannot be determined

7.		The simple interest on Rs. 25 for a quarter year at the rate of 3 paise per rupee per month is :

240 paise

Rs. 1.40

Rs. 2.20

Rs. 3

8.		A sum of money becomes 7/6 of itself in 3 years at a certain rate of simple interest. The rate of interest per annum is:

45/7 %

50/9 %

51/7 %

47/ 9 %

9.		A Certain sum of money amounts to Rs.2500 in a span Of 5 years and further to Rs.3000 in a span of 7 years at simple interest. The sum is:

Rs. 1800

Rs. 2000

Rs. 1400

Rs. 1250

10.		A sum of money amounts to Rs. 9800 after 5 years and Rs. 12005 after 8 years at the same rate of simple interest. The rate of interest per annum is:

5%

8%

12%

15%