It must be 1.5 Km/h
1.5km
-12z=18
Watts does not have a time component to it; so you should have asked, "How many kilowatt-hours does an oven use per hour?' For example, if the oven uses 1600 watts, then in one hour, it would use 1600 watt-hours, or 1.6 kilowatt-hours.
1 hour.
1 hour
At one kilometer an hour 377 hours.
Per hour the answer is 400 watt-hours or 0.4 kW-hours (or units).
1.075
2.5 km per hour
3
In 12 hours, the min hand will just about cross 12 times.
The minute hand will cross over the hour hand once every hour. So in 12 hours, the answer is 12 times.
1 (hour) 1 (hour) 1 (hour) 1 (hour) +__________ = 4 (hours)
In one hour there is one hour or 60 minutes. In one day there are 24 hours.
3.4 of an hour is 3.4 hours, or 3 and 4/10 hours, or 3 hours and 24 minutes.
Four quarter hours.
1 hour and 33 minutes
One half hour.
31/2 hours.