Question

Find the compound interest ₹8000 for 2 years at 12% per annum

Answer 1

$\mathfrak{Step-By-Step\:Explanation:}$

$\underline{\texttt{Given in the question,}}$

• Principle = Rs. 8000.
• Time = 2 years.
• Rate = 12 % .

$\boxed{\bold{Amount=Principle\left(1+\dfrac{r}{100}\right)^n}}\\\\\\\tt{=8000\left(1+\dfrac{12}{100}\right)^2}\\\\\\\tt{=8000\left(1+\dfrac{3}{25}\right)^2}\\\\\\\tt{=8000 \times \dfrac{28}{25}\times \dfrac{28}{25}}\\\\\\\tt{=12.8\times 784=10035.2}\\\\\\\boxed{\bold{CI=Amount-Principle}}\\\\\\\tt{=10035.2-8000}\\\\\\\tt{=2035.2}\\\\\\\boxed{\boxed{\bold{Compound\:Interest=Rs.2035.2}}}$