WALKERSANIYAH627GO WALKERSANIYAH627GO Mathematics Answered 47 Greta ran 1 kilometers at the track. After that, she walked 1- 23 100 100 kilometers around the track to cool down. How many kilometers did Greta run and walk in all? Simplify the answer if possible. A 7 km 10 B 7 2 10 km 69 2 100 km 71 2 100 km