Two towns are connected by railway- Can you find the distance between them-I- The speed of the mail train is 12 km - hr more than that of an express trainII- A mail train takes 40 minutes less than an express train to cover the distanceA- I alone sufficient while II alone not sufficient to answerB- II alone sufficient while I alone not sufficient to answerC- Either I or II alone sufficient to answerD- Both I and II are not sufficient to answer

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Quadratic Equations

Two towns are...

Question

Two towns are connected by railway. Can you find the distance between them?

I. The speed of the mail train is 12 km/hr more than that of an express train

II. A mail train takes 40 minutes less than an express train to cover the distance

I alone sufficient while II alone not sufficient to answer

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II alone sufficient while I alone not sufficient to answer

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Either I or II alone sufficient to answer

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Both I and II are not sufficient to answer

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