X = grupo de alumnos
4/6x = danza
1/2(4/6x) = folclórica/clásica

La respuesta es 1/3
Este verano, nosotros vamos a ir de vacaciones a Peru.
I couldn’t quite understand it, but I hope this helps!
1) Española / A girl from Spain.
2) Anaranjada / An orange wall
3) Amarillo / A yellow pencil.
4) Blancas / Several sheets of white paper.
5) Azules / Two blue T-shirts.
6) Paraguayo / A boy from Paraguay.
Answer:
1500m runner needs to conserve energy so as not to ware out