Two variables, vand w,are inversely proportional such that when v= 7, w= 14. What is the value of wwhen v= 2?
(F) 1
(G) 4
(H) 14
(J) 28
(K) 49
The expression equals:
(A) (B) (C) (D) (E)
Correct Answer: E
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The sum, S, of an arithmetic sequence with first term x1 is given by , where n is the number of terms in the sequence. The sum of 5 consecutive terms in a given arithmetic sequence is 145, and x5 is 48. What is the sixth term of this sequence?
(A)49 (B) 57.5 (C) 77 (D) 154.5 (E) 174
Correct Answer: B
More ACT Math Exam Questions
- 1For all x, (3x - 5)(4x + 3) = ?
- 2
A recent survey of book critics asked 30 critics how many stars out of a possible 5 they gave to a recent novel from a popular author. The 30 critics' responses are summarized by the histogram below.
The group that took the survey wants to show the data in a circle graph (pie chart). What should be the measure of the central angle of the portion for one-star reviews?
- 3
The four midpoints of the sides of a square represent four points on a circle. Line segments connect the opposing corners of the square. This circle and these line segments divide the square into how many individual, non-overlapping regions of nonzero area?
- 4
Gregor works as a political intern and receives a monthly paycheck. He spends 20% of his paycheck on rent and deposits the remainder into a savings account. If his deposit is $3,200, how much does he receive as his monthly pay?
- 5If a is a factor of 32 and b is a factor of 45, the product of a and b could NOT be which of the following?