Math, asked by kumaraadi3457, 11 months ago

at what rate percent will a sum of rs64000 be compounded to rs68921 in three years​

Answers

Answered by sb93
2

Step-by-step explanation:

\implies  A=P{\Large(}1+{\Large\frac{r}{100})}^{3}

\implies 68921=64000{\Large(\frac{100+r}{100})}^{3}

\implies {\Large\frac{68921}{64000}}={\Large(\frac{100+r}{100})}^{3}

\implies  \sqrt[3]{\Large\frac{68921}{64000}}=\Large\frac{100+r}{100}

\implies {\Large\frac{41}{40}}=\Large\frac{100+r}{100}

\implies  {\Large\frac{41×100}{40}}=100+r

\implies 102.5-100=r

\implies \large\boxed{r=2.5\: Percent}

________________________________

<b><i><marquee>Mark as Brainliest :)

Similar questions