Question

in how much time would the simple interest on a certain sum be 1/6 of the principal at 5% per annum​

Answer 1

Answer:

3.33 years

Step-by-step explanation:

solution ,

Let , the principal be x

According to the question;

$si = \frac{1}{6} \times x$

Rate ( R ) = 5 % per annum

We know that ,

$si = \frac{p \times t \times r}{100}$

$= \frac{x \times t \times 5}{100}$

Now ,

Equating both equations

Answer 2

Answer:

See in the attachment.

Step-by-step explanation:

P = Principal

r = rate of interest

t = time

I = simple Interest.