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Find the C.I for the data given below:
 
(i) Principal \(=\) \(₹4000\), \(r = 5\%\) p.a, \(n = 2\) years, interest compounded annually.
 
Compound Interest \(=\) \(₹\)
 
(ii) Principal \(=\) \(₹5000\), \(r = 4\%\) p.a, \(n = 1 \frac{1}{2}\) years, interest compounded half-yearly.
 
Compound Interest \(=\) \(₹\)