A sum of money double itself in 8 years. find the rate of interest.
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let p be p
so amount be 2p
s.i=amount -principal
2p-p
p
R = SI x 100/p x t
p x 100/p x 8
100/8
12.8%
hope you like it.....
so amount be 2p
s.i=amount -principal
2p-p
p
R = SI x 100/p x t
p x 100/p x 8
100/8
12.8%
hope you like it.....
formula of rate of Interest is SI x 100/p x t
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