Arithmetichard · Past Paper
A person divided Rs 3903 between his two sons aged 13 and 15 years such that their shares if invested at 4% compound interest would be equal when they are 18. Find the share of the elder son.
ARs 1875
BRs 2028
CRs 2000
DRs 1903
✓ Correct Answer: B — Rs 2028
A(1.04)^5 = B(1.04)^3 => B/A = (1.04)^2 = 1.0816 = 676/625. Share of B (elder) = (676/1301)*3903 = 676*3 = 2028.
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