Answer:
b/4
Step-by-step explanation:
After rewriting the quotient as a fraction,

We can look for common factors to reduce it. 8a and 2a both have the common factor 2a, and since 2a = 1 · 2a and 8a = 4 · 2a, we can reduce our fraction down to

A.58/11 c.61/20 d. 6 3/100
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