Respuesta :

2:20

60 minutes subtracted from 4 p.m. is 3 p.m.  Since it was 100 minutes, there are 40 minutes to take away from 3 p.m.
2:20 is the time because 40 minutes more from 2:20 is 3:00 and 60 minutes more is 4:00. Hope this helps!
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