A father starts from home at 3:00 p.m. to pick
his son from school at 4:00 p.m. One day the
school got over early, at 3:00 p.m. The son
started walking home. He met his father on
the way and both returned 30 minutes earlier
than the usual time.If the speed of the father
is 18 km/hr, find the speed of the son (in
km/hr).
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Answer:
it is same because both returned at equal time 30, 30 .......
so if father's speed is 18 km/hr then his son's speed is also 18 km/ hr
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