Question

A school has 8 periods in a day each of 45 minutes duration. How long would each period be if the school has 9 periods in a day assuming the number of school hours to be the same

Answer 1

8 x 45 is equal to 360 minutes the school hours are of 360 minutes 9 in a day will be there then each period will be of 40 minutes

Answer 2

Number of periods:-8 - 9

Duration of periods in minutes:-45 - y2

x1 y1=x2y 2

8 X 45=9 X y2

y2= = 40

8 X 45

9

Hence, the required duration of period = 40 minutes.