Task: Question Answering
Input (English): Problem: 4 liters of a 20 percent solution of alcohol in water are mixed with 5 liters of a 10 percent alcohol in water solution. what is the percentage of alcohol in the new solution ?
Options: a. 14.4 %, b. 14.8 %, c. 15.2 %, d. 15.6 %, e. 16.0 %
Output (English): a