A sum of money invested at C.I. amounts to Rs. 800 in 3 years to Rs. 840 in 4 years. The rate of interest per annum is______?
A. 2 1/2 %
B. 4%
C. 5%
D. 6 2/3 %
Basic Arithmetic
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
The least number of complete years in which a sum of money put out at 20% C.I. will be more than doubled is_________?
A. 3
B. 4
C. 5
D. 6
The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 4% per annum is Re. 1. The sum (in Rs. ) is_________?
A. 625
B. 630
C. 640
D. 650
On a sum of money, the S.I. for 2 years is Rs. 660, while the C.I. is Rs. 696.30, the rate of interest being the same in both the cases. The rate of interest is________?
A. 10%
B. 10.5%
C. 12%
D. None of these
The effective annual rate of interest corresponding to a nominal rate of 6% per annum payable half-yearly is________?
A. 6.06%
B. 6.07%
C. 6.08%
D. 6.09%
The C.I. on a certain sum for 2 years at 10% per annum is Rs. 525. The S.I. on the same sum for double the time at half the rate percent per annum is________?
A. Rs. 400
B. Rs. 500
C. Rs. 600
D. Rs. 800
The S.I. on a certain sum of money for 3 years at 8% per annum is half the C.I. on Rs. 4000 for 2 years at 10% per annum. The sum placed on S.I. is________?
A. Rs. 1550
B. Rs. 1650
C. Rs. 1750
D. Rs. 2000
There is 60% increase in an amount in 6 years at S.I. What will be the C.I. of Rs. 12,000 after 3 years at the same rate?
A. Rs. 2160
B. Rs. 3120
C. Rs. 3972
D. Rs. 6240
The principal that amounts to Rs. 4913 in 3 years at 6 1/4 % per annum C.I. compounded annually, is_________??
A. Rs. 3096
B. Rs. 4076
C. Rs. 4085
D. Rs. 4096