최신ACT American College Testing: Math Section - ACT-Math무료샘플문제
문제1
In the diagram above, lines EF and GH are parallel, and line AB is perpendicular to lines EF and GH.
What is the length of line AB?
In the diagram above, lines EF and GH are parallel, and line AB is perpendicular to lines EF and GH.
What is the length of line AB?
정답: B
문제2
A car departs Little Rock, Ark., traveling to a baseball game located nine miles east and 12 miles north of the departure point. About how many miles is the game from the departure point?
A car departs Little Rock, Ark., traveling to a baseball game located nine miles east and 12 miles north of the departure point. About how many miles is the game from the departure point?
정답: C
문제3
Which of the following sets of numbers contains all and only the roots of the equation f(x) = x 3 + 7 x 2 - 8 x ?
Which of the following sets of numbers contains all and only the roots of the equation f(x) = x 3 + 7 x 2 - 8 x ?
정답: C
문제4
The expression
can be reduced to:
The expression
can be reduced to:
정답: C
문제5
8% of 60 is 1/5 of what number?
8% of 60 is 1/5 of what number?
정답: B
문제6
If
anda and c are doubled, what happens to the value of d ?
If
anda and c are doubled, what happens to the value of d ?
정답: A
문제7
The length of a rectangle is one greater than three times its width. If the perimeter of the rectangle is 26 feet, what is the area of the rectangle?
The length of a rectangle is one greater than three times its width. If the perimeter of the rectangle is 26 feet, what is the area of the rectangle?
정답: C
문제8
There are seven vocalists, four guitarists, four drummers, and two bassists in Glen Oak's music program, while there are five vocalists, eight guitarists, two drummers, and three bassists in Belmont's music program.
If a band comprises one vocalist, one guitarist, one drummer, and one bassist, how many more bands can be formed in Belmont?
There are seven vocalists, four guitarists, four drummers, and two bassists in Glen Oak's music program, while there are five vocalists, eight guitarists, two drummers, and three bassists in Belmont's music program.
If a band comprises one vocalist, one guitarist, one drummer, and one bassist, how many more bands can be formed in Belmont?
정답: C
문제9
If n = 8 and 16 × 2 m = 4 n - 8 , then m = ___.
If n = 8 and 16 × 2 m = 4 n - 8 , then m = ___.
정답: B
문제10
If
and
,
___.
If
and
,
___.
정답: B
문제11
If the lengths of the edges of a cube are decreased by 20%, the surface area of the cube will decrease by:
If the lengths of the edges of a cube are decreased by 20%, the surface area of the cube will decrease by:
정답: A
문제12
A sack contains red, blue, and yellow marbles. The ratio of red marbles to blue marbles to yellow marbles is 3:4:8.
If there are 24 yellow marbles in the sack, how many total marbles are in the sack?
A sack contains red, blue, and yellow marbles. The ratio of red marbles to blue marbles to yellow marbles is 3:4:8.
If there are 24 yellow marbles in the sack, how many total marbles are in the sack?
정답: A