Which of the following is equal to (n– 3)2if n= 11?
(A) (n+ 6)(n– 6)
(B) (n+ 5)(n– 7)
(C) (n+ 4)(n– 8)
(D) (n+ 3)(n– 9)
(E) (n+ 2)(n– 10)
A rectangular piece of cloth has a length of 6 feet and a width of 1.5 feet. Brad estimates that the area is 12 square feet. His estimate is approximately what percent greater than the actual area?
(F) 75% (G) 66% (H) 33% (J) 25% (K) 17%
Correct Answer: H
If 
and 
, what is the ratio of f:h?
(A) 1:06(B) 1:08(C) 1:10(D) 1:12(E) 1:20
Correct Answer: C
In the figure given below, what is sin θ?
(F) 
(G) 
(H) 
(J) 1
(K) 
Correct Answer: F
More ACT Math Exam Questions
- 1Compared to the graph of y = sin x, the graph of y = 2 sin(4x) has:
- 2To 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?
- 3
The table below details a recent census report about the commuting habits of U.S. workers age 16 or over for the years 2004, 2005, and 2006.
Expressed in millions of people, what was the average growth per year for female U.S. workers age 16 or over from 2004 to 2006, rounded to the nearest 0.1 million?
- 4
The product of 2 distinct positive prime numbers is an even number, and one less than the product is a prime number. All of the following prime numbers could be one of the original prime numbers EXCEPT:
- 5
If a + 3b = 27 and a - 3b = 9, then b = ?