At your summer job with a research company you must get a random sample of people from your town to answer a question about spending habits. Which of the following method's is most likely to be random.?

This is 7th grade stuff.

An art teacher made a copy of a small painting. to make the painting easier to see the teacher enlarged the area of the painting by 49%. let y respresent the area of the original painting. the expression below is one way to resperesnt the area of the new painting.find two equivalent expressions that would give the area of the new painting y+0.49y