Task: Question Answering
Input (English): Problem: a rainstorm increased the amount of water stored in state j reservoirs from 160 billion gallons to 200 billion gallons. if the storm increased the amount of water in the reservoirs to 40 percent of total capacity, approximately how many billion gallons of water were the reservoirs short of total capacity prior to the storm ?
Options: a. 260, b. 280, c. 325, d. 340, e. 355
Output (English): d