The formula for the volume of a rectangular solid is V = lwh. If each dimension is tripled, how many times the original volume will the new volume be
So far, a student has earned the following scores on four 100-point tests this grading period:65,73,81, and 82. What score must the student earn on the fifth and last 100-point test of the grading period to earn an average test grade of 80 for the 5 tests?
(A) 75 (B) 76 (C) 78 (D) 99 (E) The student cannot earn an average of 80.
Correct Answer: D
An integer from 299 through 1,000, inclusive, will be chosen randomly. What is the probability that the number chosen will have 1 as at least 1 of its digits?
（A） （B） （C） （D） （E）
Correct Answer: B
Which of the following is the greatest common factor of 36m4n3p5 and 24m2n?
（A）6m2n （B） 6m4n3p5 （C） 12m2n （D） 12m2np5 （E） 72m2n
Correct Answer: C
More ACT Math Exam Questions
An integer, x, is subtracted from 6. That difference is then multiplied by 3. This product is 15 more than half the original integer. Which of the following equations represents this relationship?
If y = -6, what is the value of ?
- 3In the figure below, = , and is a radius of the circle, having a length of 8 inches. What is the area of OAB, in square inches?
A restaurant decides on the following production model, where N is the number of ounces of flour the restaurant purchases each month, based on the number of ounces, x, the restaurant uses during the preceding month. N = x2 - 600x - 160,000. According to this model, what is the greatest quantity of flour, in number of ounces, that the restaurant can use during a month, without having to purchase any new flour the next month?
- 5Five cans of tomatoes cost $6.50. At this rate, how much will nine cans of tomatoes cost?