Pregunta 1
Pregunta
If y2 = (x)1/2, and y = 3, then what is the value of x/3?
Pregunta 2
Pregunta
If 8x + 12y = 24 and 3x + 2y = 8, find 2x - 12y.
Pregunta 3
Pregunta
A line passes through the point (3, 8) and has y-intercept of 2. What is the slope of the line?
Pregunta 4
Pregunta
There are 594 students in the senior class at a particular school and each is required to play at least one sport, but they may also play two. 224 students play soccer and 464 play basketball.
How many students play basketball but not soccer?
Pregunta 5
Pregunta
If x < y < z < 0, then which of the following is true?
I. y - z < 0
II. -y - x < 0
III. -x < -y
Respuesta
-
I and II
-
I
-
II
-
II and III
-
III
Pregunta 6
Pregunta 7
Pregunta
Evaluate the following:
Pregunta 8
Pregunta
| x | / 6 = 2
If y = 1, then what is x - y?
Respuesta
-
5
-
-13 or -11
-
-13 or 11
-
12 or 6
-
-12 or 6
Pregunta 9
Pregunta
Consider rectangle ABCD. If AC = 5 and AD = 4, then what is AB + AC?
Pregunta 10
Pregunta
Line m passes through the point (1,2) and is parallel to line n.
Which of the following statements about lines m and n are true?
Respuesta
-
Lines m and n intersect at a right angle.
-
Lines m and n have the same slope.
-
Lines m and n have opposite reciprocal slopes.
-
Lines m and n intersect at the point (1,2).
-
Lines m and n have 3 points in common.
Pregunta 11
Pregunta
In this trapezoid, BC = 3, CD = 5, and AD = 6.
What is the area of the trapezoid?
Pregunta 12
Pregunta
In the figure above, if angle y measures 110°, what is the measure of angle x, in degrees?
Pregunta 13
Pregunta
What is the value of x in the following sequence:
8, 16, 32, 64, x
Pregunta 14
Pregunta
Line A passes through the point (2,3) and is perpendicular to the line y = -2x + 3.
What is the equation of line A?
Respuesta
-
y = -1/2x + 5
-
y = x + 3
-
y = (1/2)x + 2
-
y = (1/2)x + 3
-
y = 2x - 1
Pregunta 15
Pregunta
Solve for x:
|3x - 6| < 11
Respuesta
-
x > -5/3
-
x > 5/3
-
x < -5/3
-
-5/3 < x < 17/3
-
-17/3 < x < 17/3
Pregunta 16
Pregunta
x(4 + 1) + y(7 - 2) = ?
Respuesta
-
5x + y
-
5x - y
-
5y + x
-
5(x - y)
-
5(x + y)
Pregunta 17
Pregunta
If f(x) = 4x2 - 2x + 2, what does f((x - 2) / 2) equal?
Respuesta
-
x2 - 5x + 8
-
(x2 / 2) - 5x + 4
-
2x2 - 9x + 8
-
x2 - 5x + 4
-
2x2 - 5x + 8
Pregunta 18
Pregunta
A special lottery is to be held to select the student who will live in the only deluxe room in a dormitory.
There are 100 seniors, 150 juniors, and 200 sophomores who applied. Each senior's name is placed in the lottery 3 times; each junior's name, twice; and each sophomore's name, once.
What is the probability that a senior's name will be chosen?
Respuesta
-
1 / 9
-
3 / 8
-
2 / 7
-
1 / 8
-
2 / 9
Pregunta 19
Pregunta
Find an equation for the line that is parallel to the line 3x + 6y = 12 and has the point (3, 4).
Respuesta
-
y = (-1/2)x + (11/2)
-
y = (-1/2)x + 2
-
y = 2x - 2
-
y = (1/2)x + (11/2)
-
y = -2x - 2
Pregunta 20
Pregunta
Find the median of the following set of numbers:
4, 5, 5, 14, 15, 12, 22