I need help on the 2 questions on the last image

Explanation:

The central idea of the passage is how the Emperor decided how to price goods during his rule in Rome.  

for the second question i would put something about the businesses slowly growing because the people where becoming more advanced.

3 notebooks and 3 pencils packages

step-by-step explanation:

((3×1.25)+(3×2.75))=12

3×1.25=3.75

3×2.75=8.25

3.75+8.25=$12