$\"\"$

\

Ammount $\"\"$ , where $\"\"$ is principle, $\"\"$ is rate and $\"\"$ is time.

\

(a).

\

When $\"\"$ , $\"\"$ and $\"\"$ .

\

Substiute the values in $\"\"$ .

\

$\"\"$

\

The amount $\"\"$ is $\"\"$ .

\

$\"\"$

\

(b).

\

When $\"\"$ , $\"\"$ and $\"\"$ .

\

Substiute the values in $\"\"$ .

\

$\"\"$

\

The amount $\"\"$ is $\"\"$ .

\

$\"\"$

\

(a).

\

The amount is $\"\"$ .

\

(b).

\

The amount is $\"\"$ .