Question

If in a school . the duration of the primary sec is 40min and secondary sec 50 min and the class start from 8:00 at which time will the bell will ring again

Answer 1

Answer:

If the school timings are from 8:00 so the bell for primary sec will ring on 8:40 and for the secondary sec the bell will ring on 8:50.

Answer 2

Answer:

8:40 and 8:50

Step-by-step explanation:

As we have given in the question that the duration of the classes of primary sec and secondary sec is 40 min. and 50 min. respectively

And the class will begin at 8:00

Therefore after 8:00, the classes will commence at after 40 min and 50 min

i.e. The class of primary sec will get over at 8:40

The class of secondary sec will get over at 8:50