Respuesta :

Answer:

7 hours or 420 minutes.

Step-by-step explanation:

0.5 = 30 minutes  

1.0 = 60 minutes

2.0 = 120 minutes

1.5 = 90 minutes

2.0 = 120 minutes

= 420 minutes

Every hour is 1.00 so 0.5 would be 30 minutes. I'll allow you to add up the time now.