Pls help me for part A and B if correct I will mark brainslit :)) !!

Kayla has a $500 budget for the school party. she paid $150 for the decorations. food will cost $5.50 per student. what inequality represents the number of students, s, that can attend the party?

Ineed to know the answer to this algebra question.

The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction