What’s a ray look like geometry

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

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

If a and b represent positive real numbers what is the inequality when solves for v