Why do both ways of writing the numbers as tens and ones describe the same number

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

Afamily of five rents a kayak and splits the total time, k, equally. each family member spent less than 25 minutes kayaking. which values can be used to complete the math sentence below so that it accurately represents the situation? intro done

The graph shown is the graph of which function?