480
min
=
____________________
h
480
min
=
____________________
s
18000
s
=
____________________
h
2
h
=
____________________
s
4
h
=
____________________
min
240
min
=
____________________
s
21600
s
=
____________________
h
27480
s
=
____________________
min
3
h
=
____________________
minutos
10800
s
=
____________________
h