1 Two cars are moving in the same direction with the same
speed 30 km/hr. They are separated by a distance of 5 km,
the speed of a car moving in the opposite direction if it
meets these two cars at an interval of 4 minutes, will be
a) 40 km/hr
b) 45 km/hr
c) 30 km/hr
d) 15 km/hr
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1
option b is the correct answer
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