Aleksandra began collecting model airplanes in May of 2008. The number of model airplanes that she owns in each month can be modeled by the function A(m) = 2m + 2, where m = 0 corresponds to May. Using this model, how many model airplanes would you expect Aleksandra to own in December of 2008?
(A)2
(B) 12
(C) 14
(D) 16
(E) 18
The figure below is a pentagon (5-sided figure). Suppose a second pentagon were overlaid on this pentagon. At most, the two figures could have how many points of intersection?
(A) 1 (B) 2 (C) 5 (D) 10 (E) Infinitely many
Correct Answer: E
In the following figure, the base of the pyramid has the same area as the base of the cylinder, and the cylinder is twice the height of the pyramid. What is the ratio of the volume of the pyramid to the volume of the cylinder?
(A) 1 to 3(B) 1 to 6(C) 2 to 3(D) 3 to 2(E) 6 to 1
Correct Answer: B
A rectangle is 5 times as wide as it is long. The area of the rectangle is 320 square feet. What is the perimeter of the rectangle, in feet?
(A) 8 (B) 40 (C) 48 (D) 64 (E) 96
Correct Answer: E
More ACT Math Exam Questions
- 1
Dave is in Pikeston and needs to go to Danville, which is about 110 miles due south of Pikeston. From Danville, he'll head east to Rocketville, about 200 miles from Danville. As he sets out on his trip, a plane takes off from the Pikeston airport and flies directly to Rocketville. Approximately how far, in miles, does the plane fly?
- 2
What is the slope of a line on a standard xy-plane that passes through the point (1, 3) and (4, –3)?
- 3What is the maximum number of distinct diagonals that can be drawn in the hexagon shown below?
- 4
In the following figure, the circle centered at nhas a radius of 4. What is the area of the shaded region?
- 5
A recent survey of book critics asked 30 critics how many stars out of a possible 5 they gave to a recent novel from a popular author. The 30 critics' responses are summarized by the histogram below.
The group that took the survey wants to show the data in a circle graph (pie chart). What should be the measure of the central angle of the portion for one-star reviews?