The sum of money at compound interest amounts to thrice itself in 3 years. In how many years will it be 9 times itself?

Related Mcqs:

1. A sum of money placed at compound interest doubles itself in 5 years in how many years it would to 8 times of itself at the same rate of interest?

   A. 7 years
   B. 10 years
   C. 15 years
   D. 20 years

2. A sum of money place at compound interest doubles itself in 4 years. In how many years will it amount to eight times itself?

   A. 16
   B. 8
   C. 12
   D. 20

3. A man invests a certain sum of money at 6% per annum simple interest and another sum at 7% per annum simple interest. His income from interest after 2 years was Rs. 354. One-forth of the first sum is equal to one-fifth of the second sum. The total sum invested was :

   A. Rs.3100
   B. Rs.2700
   C. Rs.2200
   D. Rs.1800

4. A sum of money placed at C.I. interest doubles itself in 5 years. It will amount to eight times itself at the same rate of interest in?

   A. 7 years
   B. 10 years
   C. 15 years
   D. 20 years

5. Simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on Rs. 4000 for 2 years at 10% per annum. The sum placed on simple interest is:_______?

   A. Rs. 1550
   B. Rs. 1650
   C. Rs. 1750
   D. Rs. 2000

6. A sum amounts to Rs. 2916 in 2 years and to Rs.3149.28 in 3 years at compound Interest. The sum is_________?

   A. Rs.1500
   B. Rs.2000
   C. Rs.2500
   D. Rs.3000

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

   A. Rs. 700
   B. Rs. 690
   C. Rs. 650
   D. Rs. 698

8. A sum of Rs.4800 is invested at a compound interest for three years, the rate of interest being 10% p.a., 20% p.a. and 25% p.a. for the 1st, 2nd and the 3rd years respectively. Find the interest received at the end of the three years.

   A. Rs.2520
   B. Rs.3120
   C. Rs.3320
   D. Rs.2760
   E. None of these

9. 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 :

   A. 5%
   B. 8%
   C. 12%
   D. 15%

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:

    A. 5%
    B. 8%
    C. 12%
    D. 15%