10%
12%
13%
15%
D. 15%
Let the rate be R% p.a. then,
[ 18000 ( 1 + ( R / 100 )2 ) - 18000 ] - ((18000 * R * 2) / 100 ) = 405
18000 [ ( 100 + (R / 100 )2 / 10000) - 1 - (2R / 100 ) ] = 405
18000[( (100 + R ) 2 - 10000 - 200R) / 10000 ] = 405
9R2 / 5 = 405 , R2 =((405 * 5 ) / 9) = 225
R = 15.
Rate = 15%.
512
612
712
812
1 year
4 year
3 year
6 year
5400
6400
7400
8767
The difference between the compound interest and simple interest on a certain sum at 10% per annum for 2 years is Rs. 631. Find the sum.
53,100
52,900
63,100
64,500
Find the compound interest on Rs. 10,000 in 2 years at 4% per annum, the interest being cmpounded half-yearly.
823
824.32
798.67
800
34 years
37 years
45 years
47 years
10%
12%
13%
15%
1261
1234
1256
1287
3109
3210
3901
1309
A sum of money amounts to rs.6690 after 3 years and to rs.10,035 after 6 years on compound interest. Find the sum.
3467
4560
4460
7890
If the compound interest on a certain sum at 16 (2/3)% to 3 years is Rs.1270, find the simple interest on the same sum at the same rate and f or the same period.
1080
1089
2345
1908
Find the compound interest on Rs. 16,000 at 20% per annum for 9 months, Compounded quarterly.
2344
2455
3244
2522
If Rs. 500 amounts to Rs. 583.20 in two years compounded annually, find the rate of interest per annum.
7%p.a
8%p.a
9%p.a
10%p.a