Help me out which one be sure your right

Use set buikder notation to represent the following set: {, -2, -1, 0}

Awall map has a scale of 128 miles = 6 inches. the distance between springfield and lakeview is 2 feet on the map. what is the actual distance between springfield and lakeview? 384 miles 512 miles 1.13 miles 42.7 miles

On a piece of paper graph f(x)=5•(0.4)^x