Jill jogs 1/2 mile in 1/10 hour.. whats jills rate mile per hour

Consider the diagram. which line segment has the same measure as st? rx tx sr xs

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?

Guys i really need or i have to stay late up night