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Duplicate of SAT Math
Duplicate of SAT Math
15 terms
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StudBud Administration
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4 plays
Review of math concepts through problems from Practice Test 1.
Flashcards
15 cards
F
Practice quiz
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Host live
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Questions
15
Answers
1
If (x-1) ÷ 3 = k and k = 3, what is the value of x?
9
2
10
4
2
If 3x - y = 12, what is the value of 8
x
÷ 2
y?
212
44
The value cannot be determined from the information given.
82
3
Which is an equation of a circle with center (0,4) and a radius with endpoint (4/3 , 5 )?
x2 + (y - 4)2 = 5/3
x2 + (y - 4)2 = 25/9
x2 + (y + 4)2 = 25/9
x2 + (y + 4)2 = 3/5
4
Which of the following is equivalent to the expression: (x
2
y - 3y
2
+ 5xy
2
) - (-x
2
y + 3xy
2
- 3y
2
)
2x2y + 8xy2 - 6y2
8xy2 - 6y2
2x2y + 2xy2
4x2y2
5
For i = √-1, what is the sum (7+3i) + (-8 + 9i)?
-1 - 6i
15 + 6i
15 + 12i
-1 + 12i
6
If t > 0 and t
2
- 4 = 0, what is the value of t?
6
2
12
4
7
Ted sent
m
texts per hr for 5 hrs, and Ty sent
p texts
per hr for 4hrs. Equation for total is?
5m + 4p
4m + 5p
20mp
9mp
8
If
y = kx
, where
k
is a constant, and y = 24 when
x = 6
, what is the value of
y
when
x = 5
.
15
6
20
23
9
For the function g(x)=ax
2
+24,
a
is a constant and g(4)=8. What is the value of g(-4)?
8
0
-8
-1
10
If a÷b = 2, what is the value of 4b ÷ a?
4
1
2
0
11
Which of the following numbers is NOT a solution of the inequality 3x - 5 ≥ 4x - 3 ?
-5
-2
-1
-3
12
If
a
= 5√2 and 2
a
= √2x, what is the value of x?
25
50
10
100
13
3x + 4y = -23 and 2y-x = -19. What is the solution (x,y) to the system of equations?
(-5, -2)
(3, -8)
(4, -6)
(9, -6)
14
If 16 + 4x is 10 more than 14, what is the value of 8x?
2
16
6
80
15
x + y = -9 and x + 2y = -25. According to the system of equations, what is the value of x?
7
15
9
3
