Answer:
There will be approx 148 bushels in per acre.
Step-by-step explanation:
You planted 488 acres of corn last season.
you sold all your corn: 8,120 bushels in August and 64,100 bushels in September.
Total bushels = 
Now, this amount of bushels were in 488 acres of land.
So, per acre will contain =
≈ 148 bushels
Hence, there will be approx 148 bushels in per acre.