Question

I need one complete sentence in Spanish that explains at what time a first period class starts in Spain, using the 12-hour clock, and one using the 24 hour clock

Answer 1

Las clases empiezan a las 15:00

Y se terminan a las 6:00 pm

Answer 2

El primer período comienza a las 7:29 am

El primer período comienza a las 8:45 PM.

Step-by-step explanation:

The first one is 12 hours the second one is 24 hours.