AA'B'C' is the image of ABC under a dilation whose center is P and scale factor is 2/3

The table shows the balance of a money market account over time. write a function that represents the balance y(in dollars) after t years.

Bernice paid $162 in interest on a loan of $1800 borrowed at 6%. how long did it take her to pay the loan off?

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