Respuesta :

ishworbista46

Answer:

Mario worked from

8:25 to 12:45 yesterday

11:20 to 3:10 today

To find the total time of work

12:45

-8:25

_____

4:20

again

11:20

-3:10

______

8:10

Therefore

4:20 + 8:20 = 12 hours 30 min