A school has periods a day each of minutes duration. How long would each period be, if the school has periods a day, assuming the number of school hours to be the same?
Here, Total school time
Total school time when the school has periods of minutes each
Let the duration of each period be '‘ minutes when the number of periods is ’'.
So, Total school time when the school has periods of minutes each
It is given that total school time is the same in both cases.
Therefore, when the school will have periods, each period will be of duration .