Question

a certain sum of money Doubles itself in 10 years in how many years will it be thrice the sum at same rate of interest
please ans with method
and plz no irrelevant answers
it's urgent ​

Answer 1

Step-by-step explanation:

let the sum be x

SI interest =x ( as it doubles itself amount= 2x)

x=x*r*10/100

r= 10%

2x=x*t*10/100

t= 20 years

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