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  • In How Many Years Will A Sum Of Money Double At 5 P.A. Compound Interest

In How Many Years Will A Sum Of Money Double At 5 P.A. Compound Interest

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Answer:    

\ Amount =2 imes principal\ \Rightarrow Rate=5%\ \

According to given question: 

Let principal be x 

Amount=2x

As we know that ,

\Rightarrow a=p(1 + r/100)^t\ \Rightarrow 2x=x(1+5/100)^t\ \Rightarrow 2=(21/20)^t

⇒ t =14.20067 year 

 

Posted by

Deependra Verma

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