A scientist performs an experiment in which she measures four values two times each, with the following results:

(F) 0.5

(G) 1

(H) π

(J) 2π

(K) 4π

The Correct Answer

Explanation

Which of the following is the greatest common factor of 36m^{4}n^{3}p^{5} and 24m^{2}n?

（A）6m^{2}n
（B） 6m^{4}n^{3}p^{5}
（C） 12m^{2}n
（D） 12m^{2}np^{5}
（E） 72m^{2}n

**Correct Answer: C**

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

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

**Correct Answer: E**

If 6x + 3 = 12 + 3x, then x =?

（A）6 （B） 5 （C） 3 （D） （E） 1

**Correct Answer: C**

### More ACT Math Exam Questions

- 1A right circular cylinder is shown below, with dimensions
given in inches. What is the total surface area of the cylinder, in
square inches?(Note: The total surface area of a cylinder is given by 2πr
^{2}+ 2πrh, where r is the radius and h is the height.) - 2Which of the following is NOT the graph of a function
- 3The sides of the angle with measure θ are the positive x-axis and a portion of the line y = -x, as shown in the standard (x,y) coordinate plane below. What is the value of tan θ ?
- 4What is the slope of a line that is perpendicular to the line determined by the equation 5x + 8y = 17?
- 5If 5k = 9m − 18, then m =