Respuesta :

asherc33t
the bar model is split into thirds, so each unit would be 20. 20 + 20 + 20 = a total of 60.
juter92

Answer:

20

Step-by-step explanation:

to find the value of one unit you would divide 60 by 3 because there are 3 sections of the bar. 60/3=20

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