Respuesta :
Answer:
28
Step-by-step explanation
We have 81 plaques,so we subtract 25 from 81,and get 56. Divide 56 by 2 and you get 28.
Answer:
28
Step-by-step explanation
We have 81 plaques,so we subtract 25 from 81,and get 56. Divide 56 by 2 and you get 28.