At what rate per cent will 26,435 amount to 31,722 in 4 years?
Select one:
a. 9%
b. 5%
c. 11%
d. 7%
Answers
Answered by
0
Step-by-step explanation:
Principal = Rs.32000
Amount =Rs.(32000+5044)=Rs.37044
Rate =r% p.a. or
4
r
% per quarter
Time = 9 months = 3 quarters i.e., n=3
∴ Applying A=P(1+
100
r
)
n
we have
37044=32000(1+
400
r
)
3
⇒
32000
37044
=(1+
400
r
)
3
⇒
8000
9261
=(1+
400
r
)
3
⇒(
20
21
)
3
=(1+
400
r
)
3
⇒1+
400
r
=
20
21
⇒
400
r
=
20
21
−1=
20
1
⇒r=
20
400
=20%p.a.
Answered by
0
Answer:
Step-by-step explanation:
Similar questions