Given that a = (3, 2) and b = (15, 8) in the standard (x, y) coordinate plane, what is the distance from a to b?
(A)5
(B) 8
(C) 4
(D) 6
(E) 18
For all t > 0, f(t) = . Which of the following is true about f(t) ?
(A) It increases in proportion to t. (B) It increases in proportion to t2. (C) It decreases in proportion to t. (D) It decreases in proportion to t2. (E) It remains constant.
Correct Answer: E
In the standard (x,y) coordinate plane, point A is located at (w,w + 5) and point B is located at (4w,w-- 5). In coordinate units, what is the distance between A and B?
(A) (B) (C) 9w2 + 100 (D) (E) |w|
Correct Answer: B
If x = 3, then x2 + 2x - 12 = ?
(A)-3 (B) 0 (C) 3 (D) 6 (E) 21
Correct Answer: C
More ACT Math Exam Questions
- 1
For all real values of a and b, the equation |a - b| = 5 can be interpreted as "the positive difference of a and b is 5." What is the positive difference between the 2 solutions for a?
- 2After Jean spent 90% of her vacation money, $100 remained. How much vacation money did she originally have?
- 3To make a cardboard table for her dollhouse, Ouisie uses a rectangular piece of cardboard measuring 40 inches wide and 60 inches long. She cuts out four equal-sized squares from each corner and folds down the sides at a 90° angle. If the top of the table measures 800 square inches, how tall, in inches, is the table?
- 4Aleksandra 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?
- 5Printable 2019 practice act test with answers