3
2 and a half kilometers per hour
5/2 = 2.5 km/hour
2.5 km per hour
2.5 hours is equal to 25 tenths of an hour.
There is 30 minutes in a half hour. There is no hours in half hours.
At 60 miles per hour, six hours. At 30 miles per hour, twelve hours.
One.
1.075
2.5 km per hour
It must be 1.5 Km/h
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.