on what sum will the compound interest 5% per anum for 2 years compounded annually be RS. 1640
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let the principle= x
rate= 5%
time=2 years
Amount= 1640
we know that
A = P(1+r/100)^n
1640=p(1+5/100)^2
1640=P(105/100)^2
1640= P(21/20)^2
P= 1640*20*20/(21*21)
P=1487 (approx)
so the sum is 1487
rate= 5%
time=2 years
Amount= 1640
we know that
A = P(1+r/100)^n
1640=p(1+5/100)^2
1640=P(105/100)^2
1640= P(21/20)^2
P= 1640*20*20/(21*21)
P=1487 (approx)
so the sum is 1487
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