Task: Question Answering
Input (English): Question: The ratio of two speeds of two trains is 3 to 4. If each of the trains slows its speed 5 km/ hr, what will be the ratio of these two train speeds ?

 Option A: 3/4

 Option B: 8/9

 Option C: 18/19

 Option D: 23/24

 Option E: It cannot be determined from the information given
Output (English): Option E