What is the equation of the line that passes through (4, -1) and (-2, 3)?

The scale for a map is 20 miles = 1/2 inch. the distance between two towns on the map is 3 3/4 inches. what is the actual distance between these towns? 150 miles 38 miles 75 miles 135 miles

An appliance store sells lamps at $95.00 for two. a department store sells similar lamps at 5 for $250.00. which store sells at a better rate

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class