on a certain sum the interest paid after 3 years is rupees 450 at 5 percent rate of interest per annum. find the sum.
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A=p (1+r/100) ^3
450= P (1+5/100) ^3
P=450(20/21) ^3
P=₹ 388.7
CI=A-P
CI =450-388.7
CI = ₹ 61.3
450= P (1+5/100) ^3
P=450(20/21) ^3
P=₹ 388.7
CI=A-P
CI =450-388.7
CI = ₹ 61.3
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