Task: Question Answering
Input (English): Problem: a ’ s speed is 17 / 14 times that of b. if a and b run a race, what part of the length of the race should a give b as a head start, so that the race ends in a dead heat ?
Options: a. 1 / 14, b. 1 / 17, c. 3 / 14, d. 3 / 17, e. 1 / 31
Output (English): d