Come on help me pretty plz

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

If (17, 4) is an ordered pair of the inverse of f(x), which of the following is an ordered pair of the function f(x)? a. (17,4) b. (4.17) c. (4,0) d. 0,17)

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.