Train A travels from Town P to Town Q, while Train B travels from Town Q to Town P. Both trains start at the same time. Town R lies between Town P and Town Q. Which train travels at a higher speed? (1) Train A crosses Town R earlier than Train B does. (2) Town R lies midway between Town P and Town Q.   Statement (1) ALONE is sufficient, but statement (2) ALONE is not sufficient.   Statement (2) ALONE is sufficient, but statement (1) ALONE is not sufficient.   BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.   EACH statement ALONE is sufficient.   Statements (1) and (2) TOGETHER are NOT sufficient.   Hint Half-n-half Clue