Initially, the ratio of potbellied pigs to carrots in a room had been

Initially, the ratio of potbellied pigs to carrots in a room had been 1:60. After the potbellied pigs ate most of the carrots, though, the new ratio was 3:1. If there were 6 potbellied pigs in the room, how many carrots did they eat, total? A. 350 B. 300 C. 358 D. 200 E. (…)