A right triangle, shown below, has a longer leg measuring 16
centimeters. How long is the hypotenuse of the triangle, in centimeters?
(A) 8
(B) 8
(C) 16
(D) 16
(E) 32
If 0° ≤ x° ≤ 180° and 4cos2x = 1, then x= ?
(A) 0° (B) 60° (C) 90° (D) 150° (E) 180°
Correct Answer: B
A model for the number of questions on an assignment, when the assignment is worth p points, is q = 
. According to this model, what is the number of questions, q, for an assignment worth 80 points?
(F) 128 (G) 26 (H) 80 (J) 13 (K) 3
Correct Answer: F
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
More ACT Math Exam Questions
- 1
What is the slope of the line in the following graph?
- 2What kind of math problems are in the ACT?
- 3
Jackson High School's basketball team scored an average of 90 points in each of the first 10 games of the season. If it scored 102 points in each of the next 2 games, which of the following is closest to its average for all 12 games?
- 4
If the height of an equilateral triangle is 9, what is its area?
- 5
Andrea and Zach are both waiting for an appointment with a guidance counselor. When they arrived, each received a card from the secretary, telling the hour and minute of his or her arrival. Two minutes ago, Andrea had been waiting exactly
as many minutes as Zach. Three minutes from now, Andrea will have been waiting exactly 
as long as Zach. If the time is now 11:30, at what time did Andrea arrive?