We know,

1 minute = 60 seconds

First, convert the minutes into seconds by multiplying number of minutes by 60.

3 × 60 = 180 So, 3 minutes = 180 seconds

Now,

3 minutes and 28 seconds = 180 seconds + 28 seconds = 208 seconds 

So, there are 208 seconds in 3 minutes and 28 seconds.