Which of the following is equivalent to (x4 - 4)(x4 + 4)?
(G) x8 - 16
(H) x8 + 16
(J) x16 - 16
(K) x8 - 8x4 - 16
The solution set of 5x + 9 ≥ 2(3x + 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
If -9(y - 13) = 16, then y = ?
What is the value of a if log4a = 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?
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?