A road repair crew spread 1/2 of a ton of gravel evenly over 4 feet of road. How many tons of gravel did they spread on each foot of road? pls help

6.3x+14 and 1.5x-6 answer in simplified form

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

Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?