Tue September 24, 2013 By: Priyaank Sharma

2 persons a and b are working with speed 4km/hr and 5 km/hr in the same directions. Find how far will be b from a after 3 hours?

Expert Reply
Romal Bhansali
Tue September 24, 2013
Person a:
Distance da = vt = 4 km/h × 3 h = 12 km
Person b:
Distance db = vt = 5 km/h × 3 h = 15 km
Thus, b will be 3 km away from a after 3 hours.
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