Which of the following expressions represents the perimeter of the figure below? 5x-8
5x-10
10X-20
10x-12

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)