6:a) Find the simple interest on Rs 2250
for 2.5 years at the same rate
on which RS 5250 amounts to Rs 6168.75
in 3.5 years.
Answers
Answered by
1
Step-by-step explanation:
A sum becomes Rs. 4800 after two years and Rs. 6400 after four years at compound interest per annum compounded annually. Find the sum.
MEDIUM
Share
Study later
ANSWER
We know,
A=P(1+
100
r
)
n
Let the sum is x and rate is r
x(1+
100
r
)
2
=4800−−−−(I)
x(1+
100
r
)
4
=6400−−−−(II)
devide (I) by (II)
(1+
100
r
)
2
=
3
4
1+
100
r
=
3
2
100
r
=
3
2
−1
from (I)
x(1+
3
2
−1)
2
=4800
x×
3
4
=4800
x=3600 rs
Similar questions