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Mathematics 19 Online
OpenStudy (anonymous):

Find the compound interest on Rs.12000 at 20% per annum, for 9 months, compounded quarterly.

ganeshie8 (ganeshie8):

3 months = 1 quarter There are four quarters in one year. So the quarterly interest rate is 20%/4 = 5%

ganeshie8 (ganeshie8):

does that help you get started ?

OpenStudy (anonymous):

Shouldn't it be 12000(1 + 20/100)^9 x 4/12 ? @ganeshie8

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