Task: Question Answering
Input (English): Question: 1/3 of certain journey is covered at the rate of 25kmph,one-fourth at the rate of 30kmph and the rest at 50 kmph.Find the avg speed for the whole journey.

 Option A: 28.5 kmph

 Option B: 31 kmph

 Option C: 33.333 kmph

 Option D: 45.98 kmph

 Option E: 98 kmph
Output (English): Option C