Which of the following is equivalent to (*x*^{4} - 4)(*x*^{4} + 4)?

(F) 2x^{4}

(G) x^{8} - 16

(H) x^{8} + 16

(J) x^{16} - 16

(K) x^{8} - 8x^{4} - 16

The solution set of 5*x* + 9 ≥ 2(3*x* + 4) + 7 is shown by which of the following number line graphs?

(A) (B) (C) (D) (E)

**Correct Answer: A**

Carol worked one summer and earned money that she spent on new clothes. After spending 65% of her money, Carol had $875 left. How much money did Carol earn for the summer?

（A）$1,625 （B） $2,500 （C） $3,375 （D） $4,125 （E） $7,375

**Correct Answer: B**

For all x > 8, = ?

(F) (G) (H) (J) (K) 1

**Correct Answer: K**

### More ACT Math Exam Questions

- 1
If -9(y - 13) = 16, then y = ?

- 2
What is the value of

*a*if log_{4}*a*= 3? - 3 The best approximation of katex is not defined
- 4Beth got a job painting dorm rooms at her college. At top speed, she could paint 5 identical rooms during one 6-hour shift. How long did she take to paint each room?
- 5
A school offered its students an optional field trip. If 15 or fewer students went on the field trip, the charge for each student would be $11.50. If more than 15 students chose to go on the field trip, the charge for each student would be $10.25. 18 students opted to go on the tour, but each pre-paid $11.50. The students agreed to put the extra amount toward dinner on the trip. How much total money will be put toward dinner on the trip?