I would go with the answer B
Step-by-step explanation:
Use exponent property of logs.
logb(x²) = 2 logb(x) = 2(0.49) = 0.98
x=1 f = 10(5.5)(1) = 55
x=2, f = 10(5.5)(2) = 110
110-55 = 55
2-1 =1
55/1 = 55
average rate of change = 55
7x4=28 7 packs
-3 packs
~~4~~packs
4x4=16 notebooks
FYI:im in 3rd grade