In the figure below, ∠ ABC ≅ ∠ DFE, ∠ BAC ≅ ∠ FDE, D and F are on AB, AD ≅ FB, and distances in centimeters are as shown. What is the length of AD, in centimeters?
(A)5
(B)4
(C)3
(D)2
(E)1
If 
, then n=
(A) 
(B) 
(C) 
(D) 
(E) 
Correct Answer: D
If 15% of nis 300, what is 22% of n?
(F) 400(G) 440(H) 480(J) 525(K) 550
Correct Answer: G
What is the missing number in the sequence 1, 5, 10, 16, 23, 31, __?
(F) 37(G) 38(H) 39(J) 40(K) 41
Correct Answer: J
More ACT Math Exam Questions
- 1
Two similar triangles have perimeters in the ratio 5:6. The sides of the larger triangle measure 12 in, 7 in, and 5 in. What is the perimeter, in inches, of the smaller triangle?
- 2
The lengths of 2 sides are not given in the polygon below. If each angle between adjacent sides measures 90°, then, in meters, what is the perimeter of the polygon?
- 3If x = 6 and y = –2, what is the value of 3xy+ 2x2 – y3?
- 4A basketball player has attempted 30 free throws and made 12 of them.
Starting now, if he makes every free throw attempted, what is the least number of additional free throws he must attempt to raise his free-throw percentage to at least 55%?
(Note: Free-throw percentage =
× 100.) - 5Is a 30 good on the ACT?