Hi
diesel train traveled 12 hrs, cattle train 18hrs
Let x and (x-33) represent the speeds of the cattle and diesel trains respectivley
Question states*** D = rt Total distance for both trains is 1284mi
18x + 12(x-33) = 1284
30x = 1680
x = 56mph, the speed of the cattle train. the diesel 23mph
CHECKING our Answer***
56mp*18hr + 23mph*12hr = 1284mi