Elitmus
Exam
Numerical Ability
Simple & Compound Interest
A sum becomes Rs 13380 after 3 years and Rs 20070 after 6 years on compound interest. The sum is ?
Read Solution (Total 1)
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- let sum be x
using, A=P(1+r%)^n
13380=x(1+r%)^3 => (1+r%)^3 =13380/x
& 20070=x(1+r%)^6 => 20070=x(13380/x)^2 => x= 13380^2/20070 = 8920 - 10 years agoHelpfull: Yes(23) No(3)
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