Which of the following is equal to 
?
(A)
(B) 
(C) 
(D) 
(E) 
An isosceles triangle contains three angles that measure 40°, x°, and y°. Which of the following CANNOT be true?
(A) x= y(B) x= 50(C) x– y= 60(D) x= 70(E) x= 100
Correct Answer: B
What are the solutions of the polynomial equation 2x2 - 5x = 12?
（A）-4 or 1.5 （B） -4 or -3 （C） -1.5 or 4 （D） 1.5 or 4 （E） 4 or 6
Correct Answer: C
The first term of the geometric sequence below is 27. What is the twelfth term? 27, 9, 3….
（A）
（B） 
（C） 
（D） 
（E） 
Correct Answer: B
More ACT Math Exam Questions
- 1
The minutes and seconds on a 60-minute digital timer are represented by 3 or 4 digits. What is the largest product that can be obtained by multiplying the digits in one of these representations?
(Note: When the timer displays 16:15, the product of the digits is (1)(6)(1)(5) = 30.)
- 2Which of the following equations is parallel to
in the standard (x, y) coordinate plane? - 3Which of the following expressions is equivalent to
when x, y, and z are positive real numbers? - 4
Which of the following expressions must be an even integer if x is an integer?
- 5
For triangle EFG, what is the value of 
a?