Question

Find CI(compound intrest) on Rs 8000 for 1 year at 9% per annum compounded half yearly

Answer 1

Given that P = Rs 8000 , n = 2 and R = 9%.
A = P ( 1 + R / 200)2n A
= 8000( 1 + 4.5 / 200)2 A
= 8000 x (204.5 / 200) x (204.5 / 200) A
= Rs 8364.05
Hence Interest = Rs 8364.20 - 8000 = Rs 364.05. ans

I hope it help you

Answer 2

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Refer the attachment.