Respuesta :

Answer:

7: 45

Step-by-step explanation:

8:05

Subtract 20 minutes

8:05

-   20

-------------

We need to borrow minutes 1 hour = 60 minutes

7:65

-   20

-------------

7 :45

Answer:

7:45

Step-by-step explanation:

Start?

throughout-20min

ended-8:05

we have to subtract 20minutes from 8:05 to see where she started

8:05⇒8:00   would be minus five minutes

so 15 minutes

8:00⇒7:50 would be minus ten minutes

so 5 minutes

7:50⇒7:45

so 7:45 is the time she started jump roping