This is an easy question so me out here pls : )

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

Karen is financing $291,875 to purchase a house. she obtained a 15/5 balloon mortgage at 5.35%. what will her balloon payment be? a. $220,089.34 b. $219,112.46 c. $246,181.39 d. $230,834.98

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)