On April 8th, a flower at Blooming Acres Florist was 15.0 centimeters tall. On April 16th, the flower was 17.4 centimeters tall. If the flower grew at a constant rate, on what day was the flower 16.5 centimeters tall?
(A) April 11th
(B) April 12th
(C) April 13th
(D) April 14th
(E) April 15th
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?
(F) 18(G) 20(H) 22(J) 24(K) 32
Correct Answer: G
Which of the following expressions is equivalent to 2a + 4b + 6c?
(A) 8(a + b + c) (B) 2(a + 2b) + 3c (C) 2(a + 4b + 6c) (D) 2(a + 2b + 6c) (E) 2(a + 2b + 3c)
Correct Answer: E
If x is a real number and 3x = 81, then 3 × 2x =?
(A) 3 (B) 16 (C) 24 (D) 48 (E) 81
Correct Answer: D
More ACT Math Exam Questions
- 1
The points P, Q, R, and S lie in that order on a straight line. The midpoint of
is R and the midpoint of 
is Q. The length of 
is x feet and the length of 
is 4x - 16 feet. What is the length, in feet, of ? - 2
The Northampton Volunteer Association has built a rectangular sandbox for a local elementary school and is ready to fill it with sand. The sandbox is 60 inches wide, 72 inches long, and will be filled 18 inches deep. Under the assumption that 1 bag of sand can fill 3,600 cubic inches of the sandbox, what is the minimum number of bags of sand they will need in order to fill the sandbox?
- 3A small square table and an L-shaped table fit together with no space
between them to create a large square table. The area of the large
square table is 108 square feet and is nine times the area of the small
square. What is x, the edge of the L-shaped table labeled in the figure below in square feet?
- 4
Let x, y, and z be distinct positive integers. What is the fourth term of the geometric sequence below?
2xz, 2x2yz, 2x3y2z,…
- 5For all xy ≠ 0, and when both x and y are greater than 1, the expression
equals which of the following?