Identify the missing values using the following similar figures pls help

Aboat's value over time is given as the function f(x) and graphed below. use a(x) = 400(b)x + 0 as the parent function. which graph shows the boat's value increasing at a rate of 25% per year?

Write the following as a base and exponent

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