The geometric mean of 3 positive numbers is the cube root of the product of the 3 numbers. What is the geometric mean of 2, 4, and 27?
(A) 6
(B) 11
(C) 21
(D) 72
(E) 216
A cellular phone company unveiled a new plan for new customers. It will charge a flat rate of $100 for initial connection and service for the first two months, and $60 for service each subsequent month. If Bob subscribes to this plan for one year, how much does he pay in total for the year?
（A）$600 （B） $700 （C） $720 （D） $800 （E） $820
Correct Answer: B
Which of the following are the coordinates of the image of J under a 90° clockwise rotation about the origin?
（A）(-4,0) （B） (0,-4) （C） (0,0) （D） (0,4) （E） (4,0)
Correct Answer: A
Sebastian bought a meal at a restaurant and left a 15% tip. With the tip, he paid exactly $35.19. How much did the meal cost without the tip?
(A) $28.98(B) $29.91(C) $30.15(D) $30.60(E) $30.85
Correct Answer: D
More ACT Math Exam Questions
- 1A car averages 27 miles per gallon. If gas costs $4.04 per gallon, which of the following is closest to how much the gas would cost for this car to travel 2,727 typical miles?
- 2
Given g(x) =
, what is g(
)? - 3A cellular phone company unveiled a new plan for new customers. It will charge a flat rate of $100 for initial connection and service for the first two months, and $60 for service each subsequent month. If Bob subscribes to this plan for one year, how much does he pay in total for the year?
- 4
Which of the following trigonometric functions has an amplitude of 3?
(Note: the amplitude of a trigonometric function is
the nonnegative difference between the maximum and minimum values of the function.) - 5Which of the following comprises all of the values of x for which
?