Task: Question Answering
Input (English): Question: If a tap could fill entire tank in 18 hrs due to leakage, then in how much time
tank can be emptied by leakage if tap can fill entire tank in 15 hrs without leakage

 Option A: 12hrs

 Option B: 24hrs

 Option C: 36hrs

 Option D: 48hrs

 Option E: 90hrs
Output (English): Option E