(1) 99+242=441 (kilometers); 462+242=704 (kilometers); 242+30=47 (kilometers); 137+462+242+30=1146 (kilometers)
; Answer: Beijing to Shenyang is 441 kilometers, Tianjin to Shenyang is 704 kilometers, Jinzhou to Changchun is 47 kilometers, Beijing to Changchun is 1146 kilometers.
(2) k127: 17:00 0' - 11:13 = 6:37; k301: 0:00 7' the next day, that is, 24:00 7', 24:00 7' - 14:00 = 6:00
2 points more; A: The K127 train from Jinzhou to Changchun runs at 6 hours and 37 minutes; the K301 train runs at 6 hours, 2 minutes more.
So the answer is: 441,704, which is 47,1146.