A person starts walking at a speed of 5km/hr through half the distance, rest of the distance he covers with a
speed 4km/hr. Total time of travel is 9 hours. What is the maximum distance he can cover?
114.
Two persons start at the same point, walk in opposite directions with 5km/hr and 5.5km/hr respectively.
What is the distance separated after 2 and half hrs?
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