Question

add 6 hour 40 min 355 second and 3 hour 25 min 45 sec​

Answer 1

Step-by-step explanation:

6 Hrs 40 Min 355 Sec

+3 Hrs 25 Min 045 Sec

=9 Hrs 65 Min 400 Sec

400Second = 4 minutes

So 9 Hrs 69 Min 0 Sec