Question: A person takes 5 hours to travel a certain distance at 6 km/h. How much faster must they walk to cover the same distance in 3 hours?
a) 8 km/h
b) 9 km/h
c) 10 km/h
d) 12 km/h
Solution:
Distance traveled:
6×5=30 km
New speed required:
30⁄3=10 km/h
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