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SAT Math Prep
SAT Math Prep
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Flashcards
18 cards
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Questions
18
Answers
1
Which of the following is the same as the expression?
4x2y2
8xy2-6y2
2x2y+2xy2
2x2y+8xy2-6y2
2
What would be the slope of a line perpendicular to the line y = 2/3x + 15?
y = 1/2x + 15
y = -3/2x + 15
y = - 2/3x - 15
y = 3/2x - 15
3
What is y in terms of a?
y = 2a - 2
y = 2a - 1/2
y = 1/2a + 1
y = 2a - 4
4
What is the solution (x,y) to the systems of equations?
(3, -8)
(9, -6)
(-5, -2)
(4, -6)
5
x
2
+ 6x + 4 - Which of the following is equivalent to the expression above?
(x - 3)2 - 5
(x - 3)2 + 5
(x + 3)2 - 5
(x + 3)2 + 5
6
What is the value of a+7?
-2
34
10
14
7
What is the value of k?
33/17
33/13
9/13
9/17
8
Which of the following statements is the best interpretations of the number 0.8636?
The estimated mean # of students per classroom in 2004
The estimated increase in the mean # of students per class
The estimated decrease in the mean # of students per class
The estimated mean # of students per classroom in 2014
9
What is 2y + z in terms of x?
2x3+x2+11x+11
2x3+x2+9x+6
2x3+2x2+18x+12
3x3+11x+11
10
Solve the equation: ( x + 2) - (- 2x + 15) = 2
2
15
3
5
11
What is the value of x?
2
10
4
9
12
If line
is translated up 5 units and right 7 units, then what is the slope of the new line?
-3/2
-8/9
-11/14
-2/5
13
What is the meaning of the 180 in the question?
Kathy repairs phones at a rate of 180 phones per day
Kathy will complete the repairs in 180 days
Kathy repairs phones at a rate of 180 phones per hour
Kathy starts each week with 180 phones to fix
14
Solve the equation: -9(-2 + 3)
21
-3
24
-9
15
Based on the series of equations, what is the value of xy?
11/9
1/4
1/2
-3/2
16
What is the estimated increase, in inches, of a boy's height each year?
9.5
3
5.7
14.3
17
What is the value of 3x+2y?
24
12
36
2
18
Which of the following expressions is equivalent to...
20mp
4m + 5p
9mp
5m + 4p
