Question

in how much time will a sum of money double itself if invested at 8% simple interest per annum?

Answer 1

let P=x then according to the question the S.I. will also be x
using S.I. formula
S.I.=P×R×T/100
x=x × 8×T/100
8T=100
T=100/8=25/2 year

Answer 2

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