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Find the amount which Ram will get on Rs...

Find the amount which Ram will get on `Rs 4096,` if he gave it for 18 months at `(12)1/2 %` per annum, interest being compounded half

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`P=Rs. 4096`
`n=18`months`=(1)1/2`years
`R=(12)1/2%`
`A=P[1+R/100]^n`
For compounded half yearly,
`n=3 text{ and }R=25/4%`
`A=4096[1+25/400]^3`
`=4096×(425/400)^3`
...
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