Question

4 hours 15 minutes 22 seconds + 7 hours 35 minutes 40 seconds

Answer 1

Answer:

11 hours 51 min 2sec

Step-by-step explanation:

4hr +15min+22sec+7hr +35min+40 sec

(4+7)hr + (15+35)min + (22+40)sec

11hr +50min +62 sec

11hr+50min+1min+2sec

11hr 51min 2sec