Two persons start moving from two points A and B in opposite directions towards each other. One person starts moving from A at a speed of 4 km/h and meets the other person B after 6 hours. If the distance between A and B is 42 km , find the speed of the other person.
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Step-by-step explanation:
Total distance covered by A = 4×6 = 24 km
Total distance between A and B = 42 km
so B have to cover 42-24 km to meet A
= 18 km
now he must have covered the path in 6 hrs as same as A
so 18/6 = 3km/ hr
his speed is 3km/h
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