115 or 225
If Danny travels 99 Kilometers in one hour then travelling at the same speed he will travel 99 x 4 kilometers in 4 hours, which is 396 kilometers.
If 1 hour ===> 40 km, then 2 hours ===> 80 km.
At one kilometer an hour 377 hours.
330 kilometers / 4.25 hours = 77.65 kilometers per hour
5.03 hours.
15,000 hours
3.5 km
Average speed in kilometers per hour is 500/10 or 50.
460
401.5 hours
about 6 hours and 40 minutes
693 km