Task: Question Answering
Input (English): Question: There are 3 numbers A, B and C. If A:B = 3/5, B:C = 5/4, C:D = 4/8, then A:D will be?

 Option A: 1 : 2

 Option B: 3 : 5

 Option C: 5 : 7

 Option D: 6 : 11

 Option E: 3:8
Output (English): Option E