Respuesta :

Answer:

Step-by-step explanation:

if u got 90% then (83+90)/2=86,5%

if u got 100% then (83+100)/2=91,5%

XanieMin

Answer:

86.5% or 91.5%

Step-by-step explanation:

83+90=173

173÷2=86.5%

Therefore, 86.5% is the Final grade percentage

OR

83+100=183

183÷2=91.5%

Therefore, 91.5% is the Final grade percentage

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