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.)
(F) 90
(G) 2,025
(H) 3,481
(J) 3,600
(K) 6,561
Which of the following is the amplitude of the function shown in the following graph?
(A) 0.5(B) 1(C) π(D) 2π(E) 4π
Correct Answer: A
What is the slope of a line that includes the points (–4, 1) and (10, –6)?
(F) 2(G) (H) (J) (K)
Correct Answer: H
What is the sum of the two values of x that satisfy the equation 4x2 – 3x – 1 = 0?
(A) 0.75(B) 1.25(C) 2.5(D) –0.75(E) –1.25
Correct Answer: A
More ACT Math Exam Questions
- 1
What is the sum of the 2 solutions of the equation x2 + 5x - 24 = 0?
- 2
The expression equals:
- 3
What is the value of a if log4a = 3?
- 4What is cos given that = + and that cos (a+b) = cos a (cos b) - sin a (sin b)? (Note: You may use the following table of values.)
- 5As shown in the standard (x,y) coordinate plane below, A (2,4) lies on the circle with center L (10,-2) and radius 10 coordinate units. What are the coordinates of the image of A after the circle is rotated 90° counterclockwise (?) about the center of the circle?