Ineed asap i'm doing math and we are do addition with mixed numbers a freight train is loaded with 12 1/2 tons of corn, 11 1/3 tons of oats, and 6 1/4 tons of wheat. how many tons of grain is it carrying? note: corn, oats, and wheat are considered grain a) 29 1/12 b) 30 1/12 c) 29 11/12 d) 30 1/6