Task: Question Answering
Input (English): Question: Lakshmi invested some money in 25% stock at 500.If Usha wants to invest in an equally good 50% stock ,he must purchase a stock worth of :

 Option A: Rs. 1000

 Option B: Rs. 1200

 Option C: Rs. 1300

 Option D: Rs. 1400

 Option E: Rs. 1500
Output (English): Option A