Task: Question Answering
Input (English): Question: A bullet train covers a distance in 50 min, if it runs at a speed of 48kmph on an average. The speed at which the bullet train must run to reduce the time of journey to 40min will be.

 Option A: 80 kmph

 Option B: 40 kmph

 Option C: 60 kmph

 Option D: 90 kmph

 Option E: 30 kmph
Output (English): Option C