Question

a que taxa mensal devo empregar um capital de r$ 20.000 para que no fim de 10 meses renda 18.000 de juros

Answer 1

Answer:

Following are the solution to the given question:

Step-by-step explanation:

$\to 18000=2000 \times i \times 10 \\\\\to 18000=200000 \times i\\\\\to i=\frac{18000}{200000}\\\\\to i= \frac{18}{200}\\\\ \to i= \frac{9}{100}\\\\ \to 0.09$

Calculating the percentage:

$\to 0.09\times 100=9\%$