What sum will amount to Rs 4913 in 18 months, if the rate of interest is 12(1/2)
per
annum, compounded half-yearly?
Answers
Answered by
0
Answer:
Given:-
A=Rs.4913
Time =
2
3
years.
Rate of interest =12.5 per annum
Since the interest is compounded half-yearly.
Therefore,
n=3
R=
2
12.5
=6.25
As we know that,
A=P(1+
100
R
)
n
⇒4913=P(1+
100
6.25
)
3
⇒4913=P(
16
17
)
3
⇒P=
4913
4913×4096
=Rs.4096
Hence the sum will be Rs.4096
Answered by
1
Answer:
Rate = 12 ½% per annum = 25/2% = 25/2/2 = 25/4% half yearly Amount = Rs 4913 Time (t) = 18months = 18/12years = 3/2 × 2 = 3 half years By using the formula, A = P (1 + R/100) n 4913 = P (1 + 25/4 ×100)3 P = 4913 / (1 + 25/400)3 = 4913/1.19946 = 4096 ∴ The principal amount is Rs 4096.f-
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