Two cars are moving at 30 kmph in the same direction at an interval of 10 minutes. If a truck moving in
the opposite direction crosses the two cars at an interval of 4 minutes then speed of the truck is
a) 30 kmph
b) 45 kmph
c) 60 kmph
d) 75 kmph U 1
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Answer:
i think it's speed is 45 because truck is also coming from opposite side
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