Try the following SAT math practice question (No Calculator) that tests your understanding of factorization and algebraic identities.

Question(No Calculator):

Which of the following must be a factor of both $x^4-y^4$ and $x^3y – x y^3$ ?

1. $x + y$
2. $x^2 – y^2$
3. $(x-y)^2$

1. $\quad \textrm{II only}$
2. $\quad \textrm{I and II only}$
3. $\quad \textrm{I and III only}$
4. $\quad \textrm{I, II, and III}$

 
Try the following SAT math practice question (Calculator Permitted) that tests your understanding of circles in the coordinate plane.

Question(Calculator Permitted):

In the $xy-$plane, point $A$ has coordinates $(3, 3)$ and point $B$ has coordinates $(-3, 3)$. Which of the following points is on the circle with center $A$ and radius $\overline{AB}$?

1. $\quad (-9, 3)$
2. $\quad (-3, -3)$
3. $\quad (0, 3)$
4. $\quad (3, 9)$

 
Try the following SAT math practice question (Calculator Permitted) that tests your understanding of arithmetic sequences.

Question(Calculator Permitted):

Aaron is planning to save money every Sunday of the week to buy a car. He will save $\$100$ on the first Sunday of the year. Each Sunday after the first, he will save $\$40$ more than he saved on the preceding Sunday. Which of the following is an expression for the amount of dollars that Aaron would save on the $n$th Sunday of his savings effort?

1. $\quad 80n+20$
2. $\quad 40n+100$
3. $\quad 40n+80$
4. $\quad 40n+60$