Question

Doug started his math homework at 7:55 P.M. He finished all the problems at 8:15 P.M. How long did Doug spend doing his math homework?

Answer 1

20 minutos

Explanation:

De 7:55 pm hasta las 8: pasaron 5 minutos, luego de 8:00 a 8:15 pm pasaron 15 minutos.

Así que sería 5 + 15 = 20 minutos

Answer 2

20 minutes

Explanation:

If you add 20 minutes to 7:55 P.M., it becomes 8:15 P.M.