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SAT Prep - Math
SAT Prep - Math
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Math practice problems from College Board and Barron's SAT prep book
Flashcards
33 cards
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Practice quiz
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Questions
33
Answers
1
According to the scatterplot, which statement is true?
Planetoids further from Sun tend to have lesser densities
Planetoids further from Sun tend to have greater densities
Density of planetoid twice as far from Sun is 1/2 as dense
Distance from planetoid to Sun is unrelated to density
2
In the equation (ax + 3)
2
= 36, if x = -3 is one solution, what is a possible value of a?
-1
0
-11
-5
3
The number of radians in a 720° angle can be written as
aπ
, where
a
is constant. What is
a
?
2
1
4
1/2
4
If the following equation has roots -1, -3, & 5, which is a factor of the equation?
x-1
x+1
x-3
x+5
5
If 2x + 8 = 16, what is the value of x + 4?
4
2
6
8
6
This expression can be written in the form ay
2
+ b where a and be are constants. What is a + b?
6632
8832
6432
6600
7
During CA gold rush, 1oz gold = $20. If a mass was worth $62,400, what was the weight in pounds
31,200
195
207
207.5
8
Equation (x+3)
2
+ (y-1)
2
= 25 represents a circle. Which point is NOT in interior of circle?
(3, 2)
(0, 0)
(-3, 1)
(-7, 3)
9
(see question)
35
25
20
30
10
Which of the following expressions is equivalent to (x
2
- 3) - (-3x
2
+ 5) ?
4x2 - 8
-2x2 - 2
-2x2 - 8
4x2 - 2
11
According to the chart, what fraction of the dogs are fed only dry food?
2/25
7/41
2/7
2/41
12
Which of the following is NOT a factor of 10
2
-10?
50
10
15
45
13
If 4x+4y=18 and x=2, what is the value of 2y?
10
9
5
7
14
(see question)
0 < x ≤ 10
0 < x ≤ 20
0 < x ≤ 17½
0 < x ≤ 11 2∕3
15
A customer paid $53.00 for a jacket after 6% sales tax was added. What was price before taxes?
$47.60
$50
$52.84
$52.60
16
Which of the following is equivalent to 3(x+5) −6?
3x − 1
3x + 9
3x − 3
15x - 6
17
Which ordered pair (x, y) satisfies the system of equations shown?
(-3, 0)
(36, -6)
(6, -3)
(0, 3)
18
The expression
1
∕
3
x
2
- 2 can be written as
1
∕
3
(x-k)(x+k) where k > 0. What is k?
2
√2
√6
6
19
In this figure, tanB = 3/4. If BC = 15, DA = 4, what is the length of DE?
8
3
5
6
20
Base of a can= 75cm
2
, height=10cm. Can is filled with 110cm
3
of syrup. What is volume of fruit?
650 cm3
185 cm3
750 cm3
7.5 cm3
21
(see question)
Most ppl who dislike this book will like this movie
At least 95% of ppl who see movies will dislike this movie.
Most ppl who like this book will dislike this movie
At least 95% of ppl who read books will dislike this movie
22
(see question)
38
22
16
33
23
Which of the following ordered pairs satisfies the inequality 5x - 3y < 4 ?
I & II only
I & III only
I only
II only
24
A new planetoid that is 1.2 AU from the Sun should have about what density?
3.6
4.1
4.6
5.5
25
In the following figure, what is the value of x?
105
100
90
45
26
What is f(-1) for the following function?
-2
-5
2
5
27
For f(x) = (x+3)(x+1), which of the following contains the x-coordinate of the vertex?
-4 < x < -3
1 < x < 3
3 < x < 4
-3 < x < 1
28
If the xy plane,a line contains the points (4,2), (-2,-1), and (k,5). What is the value of k?
8
10
7
9
29
Car costs $32,400 & depreciates at constant rate of 10% for 12yrs. How much is car worth after 4 yrs?
$29,700
$21,300
$16,200
$10,800
30
Which of the following complex numbers is equal to (5 + 12i) - (9i
2
- 6i) ?
14 + 18i
-14 - 18i
4 + 6i
-4 - 6i
31
A package needs 3cm of tape to close. What is the max # of packages that 6m of tape can close?
200
150
300
100
32
If y + x < y - x, which of the following statements must be true?
x > y
x < 0
y > x
y < 0
33
Which of the following is equivalent to x
2
+ 6x + 4?
(x-3)2 + 5
(x+3)2 - 5
(x+3)2 + 5
(x-3)2 - 5
