In the spring semester of her math class, Katie's test scores were 108, 81, 79, 99, 85, and 82. What was her average test score in the spring semester?
(A) 534
(B) 108
(C) 89
(D) 84
(E) 80
The following graph shows the percentage of shares controlled by five owners of a startup software company. Zach intends to sell his shares equally among the other four owners. After this sale is final, what percentage of the company will Bell own?
(A) 25.25%(B) 27.25%(C) 27.50%(D) 39.90%(E) 34%
Correct Answer: B
Jacob works as a lifeguard at a local pool. At the beginning of a 12-hour overnight shift, the pool was full, and Jacob began draining it. After 2 hours, the pool was completely empty. He spent 3 hours cleaning the pool and then began filling it up again. The pool finished filling just as his shift ended. Which of the following graphs accurately describes the amount of water in the pool throughout Jacob’s shift?
(F) 
(G) 
(H) 
(J) 
(K) 
Correct Answer: K
For all x, (3x - 5)(4x + 3) = ?
（A）12x2 - 15 （B） 12x2 + 11x - 15 （C） 12x2 - 11x - 15 （D） 12x2 + 29x - 15 （E） 12x2 - 29x - 15
Correct Answer: C
More ACT Math Exam Questions
- 1What kind of math problems are in the ACT?
- 2
Which of the following is a possible solution for x in terms of k for the equation
? - 3For all xy ≠ 0, and when both x and y are greater than 1, the expression
equals which of the following? - 4What is the length of
, in coordinate units? - 5
For each positive integer k, let ko be the sum of all positive odd integers less than k. For example, 6o = 5 + 3 + 1 = 9 and 7o = 5 + 3 + 1 = 9. What is the value of 17o × 4o?