Respuesta :
Total buns = 21 1/2 = 43/2 buns
1/3 size buns would be: 43/2 / 1/3 = 43*3 / 2 = 129/2
In short, Your Answer would be 129/2 or 64 1/2 or 64.5
Hope this helps!
1/3 size buns would be: 43/2 / 1/3 = 43*3 / 2 = 129/2
In short, Your Answer would be 129/2 or 64 1/2 or 64.5
Hope this helps!