Find the rate of change of the following problems 1. (4, 3) & (8, 4) 2. (-5, 8) & (5, 4)

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

Math i have no idea how to do a and b

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?