Question

convert ratio in its simplest form 4 min : 45 sec with explanations​

Answer 1

Answer:

285 seconds

Step-by-step explanation:

1m= 60s

4m=60×4 =240s

240+45=285s

Answer 2

$\underbrace \text{Answer:-}$

We know that;

1min= 60sec

So,

4min= 4×60= 240min

Now,

$\rm \cancel{\frac{240}{45} }$

$= \red {\tt{ \frac{16}{3} }}$

$\therefore \tt{The \: answer \: is \: 16:3.}$