Question

10 hour 40 minutes =
8 hour =
15 hour =
6hour=
2hour 42 minutes=
5hour 50minuts =

Answer 1

Answer:

10hour 40min =640 min=640×60 sec

8hours= 480 min = 480×60sec

15hour= 90min =90× 60 sec

6hours =360 min = 360×60 sec

2hour 42min=162min =162×sec

5hour 50min= 360 min= 350×60 sec

Step-by-step explanation:

1hour=60 min

1min =60sec

=10hour+40min

=10×60+40

=600+40

=640min

Or

=640×60 sec