Jane ran around the perimeter of a rectangular park at a constant rate of 10 feet per second. The park has an area of 67,500 square feet, and its length is exactly three times its width. For how many seconds did Jane run?
If 5k = 9m − 18, then m =
(A)5k + 18 (B)(5k+18) / 9 (C)−9 + 5k (D)(5k + 9 ) / 9 (E)9k + 18
Correct Answer: B
If 90° < x < 180°, which of the following equals sin x, if ?
（A） （B） （C） （D） （E）
Correct Answer: E
A 3-pound bag of oranges costs $1.99 at Yong's Grocery. A 3-pound bag of the same type of oranges costs $2.17 at Pat's Pantry. How much cheaper, per pound, are the Yong's Grocery oranges than Pat's Pantry oranges?
（A）$0.02 （B） $0.04 （C） $0.06 （D） $0.18 （E） $1.00
Correct Answer: C
More ACT Math Exam Questions
- 1Which of the following is equal to (n– 3)2if n= 11?
- 2If the amplitude of a trigonometric function is the nonnegative difference between the maximum and minimum values of the function, which of the following trigonometric functions has an amplitude of 3?
- 3As shown in the figure below, what is the sine of angle C?
What is the perimeter, in feet, of a rectangle with width 8 feet and length 17 feet?
- 5On the number line shown, an object moves from A to B, from B to C, from C to D, and finally from D to E. What is the total distance the object moves?