Question

Which measure is equivalent to 18,000 s?

1 min = 60 s

1 h = 60 min

A 0.5 h

B 3 h

C 5 h

D 30 h

Answer 1

18000 sec =18000/60 min=300min
300min=300/60hours=5hours
option c

Answer 2

A.0.5 hours
1h=60min
1min=60sec
0.5h=0.5×60=300min
300×60=18000sec