in how many years will a sum of rs. 2000 amount to rs. 2315 at 9/2% per annum ?
Answers
Answered by
35
the first interest = 2315-2000 =315
I = P × R ×N
315=2000 × 4.5 ×N / 100
N = 315×100/2000×4.5
= 3.5 y.
year = 3.5
I = P × R ×N
315=2000 × 4.5 ×N / 100
N = 315×100/2000×4.5
= 3.5 y.
year = 3.5
Answered by
17
2315=2000(1+9/2×100)n
2315=2000(209/200)n
2315=10×209n
2315=2090n
2090n=2315
n=2315/2000
n=463/418
2315=2000(209/200)n
2315=10×209n
2315=2090n
2090n=2315
n=2315/2000
n=463/418
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